Buttweld Fittings Manufacturer in India

Buttweld Fittings Manufacturer in India

Table of Content

 

 

Check steel pipe fittings material specification as per ASME B16.9

Pipe fittings specification

 

 

 

 

 

Compare the pipe fittings price list and size range of different seamless fittings suppliers in Mumbai.

Pipe fittings price list in India

  • Method = Seamless (SMLS)
  • Material = Duplex 2205
Size Item Description Price in UAE Dirham (AED) per unit
¾” x Sch. 40S 90D Elbow LR 100.00
1” x Sch. 40S – 120.00
1.1/4” x Sch. 40S – 140.00
1.1/2” x Sch. 40S – 180.00
2” x Sch. 40S – 201.00
2.1/2” x Sch. 40S – 233.00
3” x Sch. 40S – 280.00
4” x Sch. 40S – 353.00
6” x Sch. 40S – 421.00
8” x Sch. 40S – 692.00
10” x Sch. 40S – 1511.00
12” x Sch. 40S – 2021.00
14” x Sch. 40S 90D Elbow LR 2550.00

 

Size Item Description Price in UAE Dirham (AED) per unit
¾” x Sch. 40S Equal Tee 132.00
1” x Sch. 40S – 152.00
1.1/4” x Sch. 40S – 185.00
1.1/2” x Sch. 40S – 220.00
2” x Sch. 40S – 275.00
2.1/2” x Sch. 40S – 321.00
3” x Sch. 40S – 453.00
4” x Sch. 40S – 623.00
6” x Sch. 40S – 1055.00
8” x Sch. 40S – 1603.00
10” x Sch. 40S – 2310.00
12” x Sch. 40S – 3145.00
14” x Sch. 40S Equal Tee 3880.00

 

Size Item Description Price in UAE Dirham (AED) per unit
¾” x Sch. 40S End Cap 80.00
1” x Sch. 40S – 100.00
1.1/4” x Sch. 40S – 122.00
1.1/2” x Sch. 40S – 160.00
2” x Sch. 40S – 205.00
2.1/2” x Sch. 40S – 270.00
3” x Sch. 40S – 352.00
4” x Sch. 40S – 435.00
6” x Sch. 40S – 710.00
8” x Sch. 40S – 1000.00
10” x Sch. 40S – 1517.00
12” x Sch. 40S – 2110.00
14” x Sch. 40S End Cap 2600.00

 

Ramesh Group produces welded fittings from European-sourced raw materials, and view the most selling types of buttweld pipe fittings.

Types of buttweld fittings in petrochemical industry

Types of pipe elbow

Types of pipe elbow

 

45 deg elbow

45 deg elbow

90 deg elbow

90 deg elbow

180 deg elbow

180 deg elbow

Long radius elbow

Long radius elbow

Short radius elbow

Short radius elbow

 

Types of pipe tees

Types of pipe tees

 

Equal tee

Equal tee

Reducing tee

Reducing tee

Lateral tee

Lateral tee

Barred tee

Barred tee

Y tee

Y tee

 

Types of pipe reducer

Concentric reducer

Concentric reducer

Eccentric reducer

Eccentric reducer

 

Types of pipe stub end

Short stub end

Short stub end

Long stub end

Long stub end

Lap joint stub end

Lap joint stub end

 

Types of end cap & end cross

Pipe end cap

Pipe end cap

Equal cross

Equal cross

Reducing cross

Reducing cross

 

Standard for steel buttweld fittings

Standard Size Schedule
ASME B16.9 1/4″ to 28″ SCH 10, SCH 40, SCH 80
ASME B16.28 ½” to 32″ Schedule 10 To 80
ASME B16.25 for butt welding ends 22″ to 48″ Schedule 40 and SCH 80
MSS-SP-43 1/2″ To 24″ SCH 40
MSS-SP 119 for belled end elbow 1/2″ To 12 –
DIN DN15 To DN600 SCH 20/ 40/ 80/ 120
EN DN15 To DN400 SCH 40/ 80
JIS DN15 To DN1200 Schedule 80

 

Difference between seamless and welded buttweld fittings

Seamless fittings

Seamless fittings

Welded fittings

Welded fittings

Element Seamless Welded
Manufacturing SMLS fittings manufacturing process with seamless pipes Welded fittings manufacturing process with ERW welded carbon steel pipe
Welding Not having welds Having one & two welds.
Bore Size Below 24 inches Above 24 inches
Pipe Size 12″ ½”” to 72″
Capacity Higher capacity Low capacity

 

NDT test done for steel buttweld fittings to ensure leak-free connection, Refer high pressure fittings manufacturing process in welded/ buttweld condition

Pipe fittings manufacturing process

Pipe elbow manufacturing process

  • Mandrel method

Receiving Inspection

Receiving Inspection

Cutting

Cutting

Forming

Forming

Sizing

Sizing

Heat Treatment

Heat Treatment

Shot Blasting & Cleaning

Shot Blasting & Cleaning

Beveling

Beveling

Coating

Coating

 

Pipe tee manufacturing process

  • Hydraulic Bulge Method

Receiving Inspection

Receiving Inspection

Cutting

Cutting

Tee Forming

Forming

Tee Heat Treatment

Heat Treatment

Tee Shot Blasting & Cleaning

Shot Blasting & Cleaning

Tee Beveling

Beveling

Tee Coating

Coating

 

Pipe reducer manufacturing process

  • Hydraulic Bulge Method

Receiving Inspection

Receiving Inspection

Cutting

Cutting

Reducer Forming

Forming

Reducer Heat Treatment

Heat Treatment

Reducer Shot Blasting & Cleaning

Shot Blasting & Cleaning

Reducer Beveling

Beveling

Reducer Coating

Coating

 

Pressure types of ASME B16.9 fittings

Types Pressure Capacity Schedule
Buttweld Elbow Low pressure All Schedule
Buttweld Tee High pressure All Schedule
Buttweld Reducer High pressure level SCH 20/ 40/ 60
Buttweld End Cap High pressure SCH 40, STD, SCH 60
Buttweld Stub End High pressure and temperature SCH 40/ 80
Buttweld Pipe Bend High pressure SCH 40 To SCH 160

 

Schedule of steel fittings

SCH 10 SCH 20
SCH 30 STD Wall
SCH 40 SCH 60
EXT Hvy SCH 80
SCH 100 SCH 120
SCH 140 SCH 160
SCH 180 XX Hvy
Schedule of steel fittings

 

International standard of steel pipe fittings

DIN Standards (Germany) EN Standards (Europe) JIS Standard (Japan)
  • DIN 2617 (Caps)
  • DIN 2605-1 (Elbow)
  • DIN 2605-2 (Elbow)
  • DIN 2616-2 (Concentric)
  • DIN 2616-1 (Eccentric )
  • DIN 2618 (Saddle )
  • DIN 2615-1/2 (Tee)
  • DIN 28011 (Torispherical heads)
  • EN 10253-2
  • EN 10253-4
  • JIS B2312
  • JIS B2313

 

ISO Standard MSS Standards (USA) GOST Standard (Russia)
  • ISO 5251
  • MSS-SP-43
  • GOST 17375
  • GOST 17376
  • GOST 17378
  • GOST 17375
  • GOST 17379

 

 

Butt weld fittings material grade

Stainless Steel Fittings Grades

 

Carbon Steel Fittings Grades

 

Inconel Fittings

Inconel Fittings

Monel Fittings

Monel Fittings

Hastelloy Fittings

Hastelloy Fittings

Duplex Fittings

Duplex Fittings

Super Duplex Pipe Fittings

Super Duplex Pipe Fittings

Copper Nickel Fittings

Copper Nickel Fittings

 

 

End types of butt welding fittings

End Types Full Form
PE Plain End
BE Beveled End
BW Butt Welding

 

Compare density of industrial steel pipe fittings

Material Density
ASTM A403 WP304 7.93 g/cm³
ASTM A403 WP316 8.0 g/cm3
ASTM A234 WPB 7.8 g/cm³
Duplex 2205 7.805 g/cm³
Super Duplex 2207 7.8 g/cm 3
Inconel 600 8.47 g/cm3
Inconel 625 8.4 g/cm3
Incoloy 825 8.14 g/cm3
Hastelloy C276 8.89 g/cm3
Monel 400 8.8 g/cm3
Alloy 20 8.1 g/cm3
Copper Nickel 8.94 g/cm3
Titanium 4.506 g/cm3

 

Buttweld pipe fittings welding methods

Welding Methods Full Form
GMAW welding Gas metal arc
TIG welding Tungsten inert gas
FCAW welding Flux cored arc
SMAW welding Shielded metal arc

 

Pipe fitting bending technique

  • Press bending
  • Mandrel bending
  • Liquid filling bending
  • Tensile bending
  • Roll bending
  • Heating bending
  • Compression bending

 

Production range of ASME B16.9 pipe fittings

Types Of Steel Pipe Fitings Method Meterial
Carbon Steel Pipe Fittings

(A234 WPB/ WL6)

 Stainless Steel Pipe Fittings

(A403 WP304/ 316)

 Alloy Steel Pipe Fittings

A234 WP5/9/11
Pipe Elbow Seamless 1/2″ To 40″ 1/2″ To 40″ 1/2″ To 40″
130″ (max.) 130″ (max.) 130″ (max.)
Buttweld 1/2″ To 36″ 1/2″ To 14″ 1/2″ To 24″
1/2″ To 46″ 20″ (max.) 1/2″ To 48″
Welded 14″ To 80″ 14″ To 80″ 14″ To 80″
90″ (max.) 90″ (max.) 90″ (max.)
Pipe Tee Seamless 1/2″ To 26″ 1/2″ To 26″ 1/2″ To 26″
130″ (max.) 100″ (max.) 130″ (max.)
Buttweld 16″ To 48″ 16″ To 48″ 16″ To 48″
100″ (max.) 90″ (max.) 100″ (max.)
Welded 22″ To 66″ 22″ To 66″ 22″ To 66″
100″ (max.) 100″ (max.) 100″ (max.)
Pipe Reducer Seamless 3/4 To 40″ 3/4 To 40″ 3/4 To 40″
110″ (max.) 110″ (max.) 110″ (max.)
Buttweld 16″ To 80″ 3/4″ To 80″ 16″ To 80″
100″ (maximum) 100″ (maximum) 100″ (maximum)
Pipe Cap Seamless 1/2″ To 80″ 1/2″ To 80″ 1/2″ To 80″
120″ (maximum) 120″ (maximum) 120″ (maximum)

 

Machining of butt welded fittings

Operation Lubrication Tool
Turning Cutting Oil High Speed Steel
Cutting Oil or Dry Carbide
Drilling Cutting Oil High Speed Steel
Cutting Cutting Oil High Speed Steel
Milling Profiling Cutting Oil High Speed Steel

 

Know more about ASME B16.9 fittings coating types, suitable environment, and heat treatment of industrial steel pipe fittings with Mill test certification.

Coating types of selling steel fittings

FBE coating

FBE coating

Zinc coating

Zinc coating

PTFE coating

PTFE coating

 

PE coating

PE coating

Anti rust coating

Anti rust coating

Back painting coating

Back painting coating

 

Coating Types Color Coating Temperature
FBE coating Green/Aqua, Blue and Red 225° to 245°C
Zinc coating Dull gray 420°C to 650°C
PTFE coating Black, grey +260°C
PE coating Black or milky-white Up to 80 °C
Anti rust coating Mid grey, red oxide, and black 10°C – 30°C
Black painting coating Black –

 

Classes of pipe fittings

Class Description
W
  • Welded, RT & UT
S
  • Seamless
WU
  • UT welds with and without filler metal
WX
  • RT welds with and without filler metal

 

Seamless fittings inspection test as per ASME B16.9

  • Class A : 60 to 100% mandatory involvement
  • Class B : 25% to 60% optional involvement
  • Class C : 10 to 25% random inspection
  • Class D : 0 to 10% random inspection
Material Of Pipe Fitting Inspection Grade Size Schedule
Carbon Steel Pipe Fittings D ≤10″ <80
ASTM A234 WPB Pipe Fittings C >10″ <80
Carbon Steel Weld Fittings C ≤10″ ≥80
CS Fittings B >10″ ≥80
Stainless Steel Pipe Fittings C ≤10″ <80
SS and Low alloy Fittings B >10″ <80
Low alloy Fittings B ≤10″ ≥80

 

Welded fittings suitable environment

Environment Suitable Grades
Organic acids
  • G-3, G-30, C-276, 825, 625, C-22/622
  • C-2000, 59, 686, B-2
  • 304L, 316L, 317L, 904L
  • CN7M, 31, 2205 and 2507
Corrosion-resistant service
  • S42000 (13 Cr), 316L, Duplex 22 Cr
  • Duplex 25 Cr, 825, 625, C-276
Chlorine, hydrochloric acid and hydrogen chlorine
  • Ni 200 & 201, Alloy 400/ 600/ 825/ 625
  • Alloy C-22,622, N06455 (C-4), C-276, C-2000
  • N10665 (B-2), N10675(B-3), N10629 (B-4)
  • SS 304L, 316L, Alloy 20, 6%Moc, 7%Mo, Duplex 2205
Sulphuric acid
  • Alloy 200, 400, 600, 625, 825
  • Hastelloy C-22/622, C-276, C-2000
  • SS 304/304L, 316/316L, 310, 904L
  • 6%Moc, 7%Mo, 4% Sid, 5% Sid, 6% Sid
  • Duplex 2205, 7-Mo Plus, CD4MCu
Caustic Soda
  • Alloy 200 & 201, 400, K500
  • Inconel 600, 601, 825, 625
  • SS 304/ 304L, 316/ 316L, Alloy 800
  • DDS 2205, SDDS 2507, 7-Mo Plus
  • CU 90-10, Cu 70-30

 

Tensile stress & yield strength of steel pipe fittings

Material Tensile Stress In KSI (MPa) & PSI Yield Strength KSI (MPa) & PSI
SS 304 75 (515) 30 (205)
SS 316 70 (485) 20 (170)
Carbon Steel 60 (415) 35 (240)
Duplex 2205 620 (MPa) 448 (MPa)
Super Duplex 2207 116 (800) 80 (550)
Inconel 600 MPa – 655, PSI – 95,000 MPa – 310, PSI – 45,000
Inconel 625 MPa – 930, PSI – 1,35,000, MPa – 517, PSI – 75,000
Incoloy 825 Psi – 80,000, MPa – 550 Psi – 32,000, MPa – 220,
Hastelloy C276 MPa – 790, PSi – 1,15,000 MPa – 355, PSI – 52,000
Monel 400 MPa – 550, PSI – 80,000 MPa – 240, PSI – 35,000
Alloy 20 MPa – 241, PSI-35,000 MPa – 551, PSI-80,000

 

Industrial fittings heat treatment

Material Heat Treatment In °C Heat Treatment In °F
Duplex 2205 1040 To 1080°C 1900 To 1975°F
Super Duplex 2207 1040C 1925°F (Minimum)
Inconel 600 871°C 1600°F
Inconel 625 1149°C 2100°F
Incoloy 825 870 to 1180°C 1600 to 2150°F
Hastelloy C276 1121°C 2050°F
Monel 400 648-1176°C 1200-2150°F
Alloy 20 920 to 960 °C 1,690 to 1,760°F
Copper Nickel 649 and 816°C 1200 and 1500°F
Stainless Steel 1040°C 1900°F
Carbon Steel 550 to 650 °C 1,000 to 1,200 °F
Alloy Steel 1371°C 2,500°F

 

Corrosion allowance of B16.9 fittings

Corrosion allowance MM
Stainless Steel 0.8
Carbon Steel 1.5
Alloy Steel 1.5
Nickel alloy 0.075
Copper 0.8
Brass 0.8
Copper-nickel alloys 0.5
Aluminium 0.5

 

ANSI B16.9 fittings melting range

Material Melting range In °C Melting range In °F
SS 304 1400 – 1450°C –
SS 316 1375 – 1400°C3 –
Carbon Steel 1425-1540°C 2600-2800°F
Duplex 2205 1040-1080°C 1900-1922°F
Super Duplex 2207 1350°C 2460°F
Inconel 600 1354 – 1413 °C 2470 – 2580 °F
Inconel 625 1290-1350°C 2350-2460 °F
Incoloy 825 1370-1400°C 2500-2550°F
Hastelloy C276 1323- 1371°C 2415- 2500°F
Monel 400 1300-1350°C 2370-2460°F
Alloy 20 1385-1443°C 2410-2550°F
Copper Nickel 1160 – 1230 °C 2120 – 2240 °F
Titanium 1725°C 3135°F

 

Incoming Inspection

  • Correlated MTC verification
  • Sample Cutting from each lot to verify Mechanical and Chemical Properties
  • Visual and Dimensional Inspection

Following Inspections Are Performed If Necessary

  • Ultrasonic Test
  • Liquid Penetrant Test
  • Ultrasonic Thickness Meter
  • Magnetic Particle Test
  • Radiographic Test

In Process Inspection

Heat Treatment (Soultion Annealing) – Monitoring temperature and time

  • One sample test for each heat/each heat treatment batch
  • Chemical and Mechanical test
  • UTS, YS, % elongation & RA
  • IGC Test
  • Hardness Test
  • IGC Test (If Applicable)

NDT Test – Free from surface defects – 100% Quantity

  • Visual Inspection
  • Dimensional Inspection
  • Shape Inspection
  • Hardness Test
  • Processing conditions check
  • Raw Material Identification (By marking done during Incoming Inspection)

Colour coding is followed

  • Accepted forgings = Blue Colour
  • Rejected forgings = Red Colour
  • Repair Forgings = Yellow Colour

Additonal In Process Inspection (Applicable For Welded Fittings)

  • Qualified Welder having minimum experience of 2 years and holding, Diploma preffered
  • Welding is carried out by TIG
  • Initial Vee preparation is carried out and the set up for root gap and Vee preparation is checked before released for welding.
  • After root run back chip DP test is carried out on satisfactory the job is released for welding.
  • The fitting is finally dress up and solution annealed after which the radiography of the joints are carried out with proper identification

Finished Goods Inspection

  • Visual, Dimensional check – 100% Quantity
  • PMI check – 100% Quantity
  • Magnetic Particle Inspection / Dye Penetrate Test / Liquid Penetrant test on Machined parts – 100% Quantity
  • Mill Test Certificate review – 100% Quantity
  • Colour, Marking, Packing – 100% Quantity

Additional Information

  • Dies are checked from time to time and if the dies are oversized rectification process is carried out prior to manufacturing
  • Stage wise report is maintained for the entire internal process of manufacturing and inspection procedure
  • Stage wise report is maintained for the entire internal process of manufacturing and inspection procedure
  • NDT/PMI/Colour Coding procedure manual is being prepared by Ramesh Group
  • Quarterly training is being given to NDT Team, PMI Team, QC/QA Inspectors.

Frequently Asked Questions (FAQs) –

Will you provide MTC EN 10204 3.1 with material?

Yes, we provide Material Test Certificates (MTC) in accordance with EN 10204 3.1 standards.

Will you provide MTC EN 10204 3.2 with material?

Certainly, we offer Material Test Certificates (MTC) in compliance with EN 10204 3.2 standards upon request. Charges extra.

Do you provide sample MTC for approval?

Yes, we do

Do you provide certificate of origin? Any extra charges

Yes, we provide at no additional cost.

Do you provide certificate of conformity?

Yes, upon request

Can you provide PMI report with photographs and videos before dispatch for 100% quantity?

Yes, we can provide you the same for 100% ordered quantity

Is the quote valid for a minimum of 60 days, considering the prolonged duration of the bidding process?

Yes, the quote is indeed valid for at least 60 days

What is the transit time to Jebel Ali Seaport, Dubai?

6 Days – direct vessel

What is the transit time to Sheikh Khalifa Seaport, Abu Dhabi?

8 Days – direct vessel

Will the Heat Number marked on all material match with MTC?

Yes, we do

Will the Heat Number marked on all material match with MTC?

Yes, we do

Is all material NACE MR0175 certified ?

Yes, we do

Are plastic end caps going to be placed on all materials?

Yes, we do

Do you accept third party inspection?

Yes, we do

Are standard fittings readily available in stock, or is it a made-to-order process?

Regular sizes of Sch. 40/40S, 80/80S available in stock. Remaining fittings are made to order process

Do you offer door delivery option?

Yes, we do

What is the origin of material?

India

Our Products

Top 8 Reasons to Choose Ramesh Group for High Pressure Applications

adnoc-approved-manufacturer

  • ADNOC approved manufacturer and supplier of seamless fittings and forged steel flanges
  • Supply industrial steel piping products in Europe as per CBAM requirements
  • Exporter of high performance weld fittings suitable for corrosion resistant environment
  • Distributor of butt welding fittings for Marine application as per MTC EN 10204 3.1/ 3.2
  • All pipe flange comes with NACE MR0175 and pressure class 150 to 2500 as per ASME B16.5.
  • Over 250 Fabricators and traders in Middle East and European countries import prime quality BLRF, SORF and WNRF flanges because our material is accepted in Abu Dhabi National Oil Company
  • Supplying SMLS elbow, tee, reducer and end cap to Stockist and wholesaler of piping materials in Saudi Arabia at Resale price as per ASME B16.9.
  • Keep custom sizes Ex stock of standard sizes with stockholders in USA and Mexico for urgent requirements in replacement situations