Butt welding Pipe Fittings, Concentric Reducers.
Pipe Fittings Material: Carbon steel, stainless steel or alloy steel.
Pipe Fittings Standard: ASME B16.9 factory made wrought butt-welding fittings
Pipe Fittings Size: from DN 15-DN1200 (1/2″-48″); Coating: Black prime paint, oiled or hot dipped galvanized.
Pipe Fittings with bevel ends.
Manufactured from Seamless or welded pipes.
Seamless Fittings – 1/2” to 24”; Welded Fittings – 1/2” to 60”; All fittings more than 24” will be welded with nondestructive inspection (X-ray).
ASME B16.9 Butt-welding Pipe Fittings-Concentric Reducers
Butt welding Pipe Fittings Specifications:
ASTM B16.9, ASTM B16.28, MSS SP-43, MSS SP-75;
DIN 2605, DIN 2615, DIN 2616, DIN2617, DIN 28011, DIN 28013, DIN2618;
JIS B 2311;
ГОСТ 17375, 17376, 17378, 17379, 17380, 30753
Butt welding Pipe Fittings Type:
45°/90°Long/Short Radius elbows(Bends), 180° Elbow(Returns/Bends), Straight Tees/Crosses, Reducing Outlet Tees, Reducing Outlet Crosses, Concentric/Eccentric Reducers, Caps, Lap Joint Stub Ends, Saddles
Butt welding Pipe Fittings Material:
Carbon Steel:
ASTM A234 WPB/WPC;
ASTM A420 WPL9/WPL3/WPL6;
St45.8I, P265GH, P355NL2, S235JRG2, C22.8, St37.0, ST35.8
Stainless Steel:
ASTM A403 WP304/304L, WP316/316L, WP321, WP347;
Alloy Steel:
ASTM A234WP1, WP12, WP11, WP22, WP5, WP9, WP91;
ASTM A694 F42, F46, F52, F56, F60;
ASTM A420 WPL6, WPL9, WPL3, WPL8;
Duplex & Super Duplex Stainless Steel
ASTM A815 UNS S31803, UNS S32750, UNS S32760
Butt-welding Pipe Fittings Related Standards:
DIN 2605 Standard specification of dimensions for seamless and welded carbon steel elbows.
DIN 2609 Standard specification stating technical delivery conditions with admissible tolerances, manufacturing process and execution. This standard covers seamless and welded elbows to DIN 2605 part 1, tees to DIN 2615 part 1 and reducers to DIN 2616 part 1 and 2.
DIN 2615 Standard specification of dimensions for seamless and welded carbon steel tees.
DIN 2616 Standard specification of dimensions for seamless and welded carbon steel eccentric and concentric reducers.
DIN 2617 Standard specification of dimensions for seamless carbon steel caps.
DIN 2618 Standard specification of dimensions for carbon steel saddles.
DIN 17155 Technical delivery conditions for plate material from heat resisting steel. This material can be used as a base material for the manufacture of caps.
DIN 28011 Standard specification of dimensions, dimensional tolerances, manufacturing process and execution for carbon steel caps.
DIN 28013 Standard specification of dimensions for carbon steel caps. Manufacturing process, execution and admissible dimensional tolerances are according to DIN 2609.
DIN 1629 Seamless Circular Unalloyed Steel Tubes Subject to Special Requirements/Technical Delivery Conditions
DIN 17175 Seamless Tubes of Heat-resistant Steels/Technical Conditions of Delivery
ASME B 16.9 Standard specification for executions, dimensions tolerances and weights of long radius elbows, tees, reducers and caps.
DIN 2448 Seamless Steel Pipes and Tubes/Dimensions and Mass per Unit Length
DIN 2458 Welded Steel Pipes and Tubes/Dimensions and Mass
ASME B 16.11 Standard specification for forged fittings with socket-weld or screwed ends.
ASME B 16.28 Standard specification for executions, dimensions, tolerances and weights of short radius elbows.
ASME B36.10 M Standard specification of connecting dimensions for elbows and fittings. This standard gives a survey of outside diameters and wall thicknesses.
ASME B36.19 Stainless Steel Pipe
ASTM A234 Standard specifications for materials, manufacturing process, tests and inspection of elbows, tees, reducers and caps, ASME SA234 suitable for moderate and elevated temperatures.
ASTM A420 Standard specifications for materials, manufacturing process, tests and inspection of elbows, tees, reducers and ASME SA420 caps, in particular suitable for application at low temperatures.
ASTM A53 Standard specification for pipe, steel, black and hot-dipped, zinc-coated, welded and seamless.
ASTM A106 Standard specification for seamless carbon steel pipe for high temperature service
API 5L Specification for line pipe.
MSS SP-43 Wrought stainless steel butt-welding fittings.
MSS SP-75 Specification for high-test wrought, butt-welding fittings.
JIS B2311 Steel Butt-welding Pipe Fittings for Ordinary Use
JIS G3452 Carbon Steel Pipes for Ordinary Piping
JIS G3457 Arc Welded Carbon Steel Pipes
