Hebei Lufeng Piping Equipment Co., Ltd.
Carbon /Alloy steel pipes, ERW steel pipes, API 5L LSAW&SSAW, ASME B16.9/MSS SP-75 BW pipe fittings, ASME B16.5/16.47 steel flanges, ASME B16.11/MSS SP-97 forged fittings, Knife gate valves, Butterfly
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Product Name: Seamless duplex stainless steel pipe
Material: ASTM A790-UNS S31803
Size: 4″
Thickness: SCH40S
Ends: Plain
Heat Treatment: Solution
Manufacture Standard: ASTM A790M, ASTM A999M
Inspection: Hydrostatic or nondestructive electric test
Marking: Manufacturer’s trade mark, the specification number,SMLS, material grade, NPS,
pipe sch, heat number
Packing: Plastic woven bag packing with plastic caps at both ends
HS Code: 730441