Product Description Specifications Straight Seam Welded Pipe:

1.OD: 219mm~630mm

2.MOQ: 2tons

3.Delivery: 7-30days

4.Certificate: ISO9001:2008, API

Straight Seam Welded Pipe :   Domestic

GB/T3091	Welded Steel Pipe for low pressure liquid delivery
GB/T13793	Steel tubes with a longitudnal weld
GB/T14291	Welded steel pipe for liquid service
GB/T6728	Cold formed steel sections
CJ/T120	Coating plastic steel pipe for water supply
GB/T9711	Petroleum and natural gas industries   Steel pipe for pipelines
SY/T6194	Casing

  International

ISO3183	Petroleum and natural gas industries    Steel pipe for pipeline
IEC423	Conduits for electrical purposes

  ASTM

ASTM A53	Pipe, Steel, Black and Hot-Dipped Zinc-Coated Welded
ASTM A135	Standard specification for eledctric-resistance-welded steel pipe
ASTM A500	Cold-formed welded carbon steel structural tubing in round and stapes
ASTM F1083	Standard specification for pipe, steel, hot-dipped zinc-coated welded, for fence structure
ASTM A702	Standard specification for steel fence posts and assemblies, hot wronght
ASTM A589	Standard specification for welded carbon steel water-well pipe
ASTM A252	Welded steel pipe piles

  BS

BS1387	Steel Tubes and Yubulars Suitable for Screwing to BS 21 Pipe Treads
BS4568	Specification for conduits for electrical installations
BS3601	Carbon steel pipes and tubes with specified room temperature properties for pressure purpous
BS EN39	Loos steel tubes for tube and coupler scaffolds-Technical delivery conditions

  DIN

DIN1626	Welded Circular Tubes of Non Alloy Steels with Special Quality Requirements
DIN2440	Steel Tubes Medium Weight Suitable for Screwing

  JIS

JIS G3444	Carbon steel tubes for general structural purposes
JIS G3452	Carbon steel pipes for ordinary pipeing
JIS G3454	Carbon steel pipes for pressure service

  API

API 5L	Line Pipe (PL1/PL2)
API 5CT	Casing

  EN

EN10219	Cold formed welded structural hollow sections of non-alloy and fine grain steels
EN10217	Weided steel tuves for pressure purposes-Technical delivery conditions

    3. Advanced Equipment   1) Φ 630 Prodcution Line   2) Production Line of Antisepsis Pipe (2PE/PP,3PE/PP)           Customer first, credit first!  More detail of our products:   

Item	Material	standard	specification (OD*WT)mm	application
Alloy pipe	Cr5Mo.  (P5,STFA25T5) 15CrMo (P11/P12/STFA22) 13CrMo44 12Cr1MoV P22  T91,P91,P9, T9 Wb36	GB5310-95 GB9948-88 ASTMA335/A335M ASTMA213/213M DIN17175-79 JISG3467-88 JISG3458-88	16-824*2-100	high pressure,high/low temperature and is used in the industries of petroleum, chemical engineering and electric power as well as boiler
High-pressure  boiler pipe	20G,A106, ST 45	GB5310-95 ASTM A 106-99 DIN17175-79	14-630*2-80	Temperature-resistant seamless stell pipe far high-pressure boiler
High-pressure  seamless pipe for  petroleum cracking	20, 12CrMo, 15CrMo	GB9948-88	10-530*1.5-36	Boiler Pipe for refinery, heat-exchanging pipe, Seamless Steel Pipe for pipeline
High-pressure  seamless pipes for  fertilizer making  equipment	20, 16Mn, Q345	GB6479-2000	18-530*3-40	Fertilizer making equipment and pipe line
Low and medium-pressure boiler pipes	10,20	GB3087-1999	10-530*2-40	Over-heat pipe for low and medium pressure boiler, boiling water pipe, locomotive smoke pipe(big and small)
Fluid pipe	20, Q345	GB/T8163-1999	8-630*1.0-40	Fluid feeding
Structural pipe	20, Q345 10, 20,35,45,  16Mn,Q345B	GB/T8162-1999	6-1020*1.5-100	For common structure
Line pipe	Gr.B	API	60-630*1.5-40	Carrying gas, water or oil in the industries of petroleum and natural gas
Hydraulic prop pipe	27SiMn	GB/T17396-1998	70-377*9-40	Hydraulic support and prop
Ship      pipe	410	GB/T5312-1999	14-426*1.5-45	Pipes for ship, boiler and over-heater

  Any question ? Please don’t hesitate to let me know! :D  TIANJIN WANLEI STEEL PIPE CO., LTD Tel: (0086)15710296181 Fax: (0086)022-25343802 Sales representative: Gloria  Skype: ambergloria924 Add: room 2020, sunny zone, central north road, Tanggu district, Tianjin, China (Mainland) producing equipment & end products   Certification:

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