2021 Good Quality Spiral Welded Pipe Vs Longitudinal - ASTM A234 WPB & WPC pipe fittings including elbows, tee, reducers – Spiral

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Quality to start with, Honesty as base, Sincere company and mutual profit is our idea, as a way to build constantly and pursue the excellence for Seamless Vs Welded Pipe , Fbe , Helical Seam , Our highly specialized process eliminates the component failure and offers our customers unvarying quality, allowing us to control cost, plan capacity and maintain consistent on time delivery.

2021 Good Quality Spiral Welded Pipe Vs Longitudinal - ASTM A234 WPB & WPC pipe fittings including elbows, tee, reducers – Spiral Detail:

Chemical Composition of ASTM A234 WPB & WPC

Element	Content, %
Element	ASTM A234 WPB	ASTM A234 WPC
Carbon [C]	≤0.30	≤0.35
Manganese [Mn]	0.29-1.06	0.29-1.06
Phosphorus [P]	≤0.050	≤0.050
Sulfur [S]	≤0.058	≤0.058
Silicon [Si]	≥0.10	≥0.10
Chromium [Cr]	≤0.40	≤0.40
Molybdenum [Mo]	≤0.15	≤0.15
Nickel [Ni]	≤0.40	≤0.40
Copper [Cu]	≤0.40	≤0.40
Vanadium [V]	≤0.08	≤0.08

*The Carbon Equivalent [C.E.=C+Mn/6+(Cr+Mo+V)/5+(Ni+Cu)/15] shall be no greater than 0.50 and shall be reported on MTC.

Mechanical Properties of ASTM A234 WPB & WPC

ASTM A234 Grades	Tensile Strength, min.		Yield Strength, min.		Elongation %, min
ASTM A234 Grades	ksi	MPa	ksi	MPa	Longitudinal	Transverse
WPB	60	415	35	240	22	14
WPC	70	485	40	275	22	14

*1. WPB and WPC pipe fittings manufactured from plates shall have a minimum elongation of 17%.
*2. Unless required, hardness value doesn’t need to be reported.

Manufacture

The ASTM A234 carbon steel pipe fittings may be made from seamless pipes, welded pipes or plates by shaping operations of pressing, piercing, extruding, bending, fusion welding, machining, or by a combination of two or more these operations. All welds including welds in tubular products from which fittings are made shall be made in accordance with ASME Section IX. Post-weld heat treatment at 1100 to 1250°F[595 to 675°C] and radiographic examination shall be performed after the welding process.

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Factory equipment is advanced in the industry and the product is fine workmanship, moreover the price is very cheap, value for money!

By Erin from America - 2018.10.09 19:07

Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!

By David Eagleson from Los Angeles - 2018.11.02 11:11

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