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Spiral Double Submerged-arc welded Steel Pipe

  • $888
    ≥5
    Ton
Payment Type:
L/C,T/T,D/P,Paypal,Money Gram,Western Union
Incoterm:
FOB,CFR,CIF,FCA,CPT
Min. Order:
5 Ton
Transportation:
Ocean,Land,Air
Port:
Shanghai,Ningbo,Foshan
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  • Product Description
Overview
Product Attributes

Model No.DIN30670

BrandTORICH

ShapeRound

Product NameSpiral Double Submerge-arc Welded Steel

Key WordSpiral Double Submerge

Standard2DIN30670

Material10# 20#

ApplicationPetroleum Industry

Production MethodSMAW

LengthMax 21000mm

OD219-3200mm

WT6-28mm

Supply Ability & Additional Information

Packagingpacking in bundles or in wooden boxes

Productivity100000 tons/year

TransportationOcean,Land,Air

Place of OriginZhejiANg,CN

Supply Ability100000 tons/year

CertificateISO 9001 ISO 14001 TS 16949

HS Code7304193000

PortShanghai,Ningbo,Foshan

Payment TypeL/C,T/T,D/P,Paypal,Money Gram,Western Union

IncotermFOB,CFR,CIF,FCA,CPT

Packaging & Delivery
Selling Units:
Ton
Package Type:
packing in bundles or in wooden boxes


DIN30670,DIN30671 Spiral Double Submerged-arc Welded Steel Pipe

 

 

Standard:          DIN30670,DIN30671,AWWAC210,CECS10-89

                           Q/CNPC38-2016,SY/T0414,SY/T0315,SY/T0447,SY/T0413,CJ/T114,

                           CJ/T120,SY/T5037-2012,GB/T9711-2017

                           

O.D:                    219-3200mm

 

Thickness:         6-28mm 

 

Length:              less than 21.5m 

 

Supply Ablitity: 10000 tons per month

 

Img 20180809 170649





Img 20180809 170246


Welding Procedure: 
Testing and inspection of the welding procedure for submerged ard welded(SAW) tubes are witnessed and approved in accordance with EN10217-1
 
Apperance and General:
The weld areas are free from cracks, lack of fusion and lack of penetration
The tubes are free from external surface defects that can be detected by visual examination.

 

Leak-tigthtness:

The Tubes shall pass a hydrostatic test or electromagnetic test for leak-tightness

 

Non-Destructive Testing:

The full length of the weld seam of all EW and BW tubes ahll be subjected to a Non-Destructive test for detection of longitudinal imferfections

The full length of the weld seaml of all SAW tubes shall be subjuected to a Non-Destructive test for the detection of imperfections.

 

Straightness: 

The deviation from straightness, of any tube length L, shall not exceed 0.0015L.

Deviations from Straightness over any one meter length shall not exeed 3mm.

 

Preparation of ends:

Tubes shall be delivered with square cut ends. The ends shall be free from excessive burrs.

 

Chemical compsotion:

Steel Grade


C

Si

max


Mn

P

max

S

max

Cr

max


Mo

Ni

max


Al

Cu

max

 

Nb

max

 

Ti

max

 

V

max

 

Cr+Cu+

Mo+Ni

max

Steel name Steel number
   P235GH       1.0345 ≤0.16 0.35 ≤1.20 0.025 0.020 0.30 ≤0.08 0.30 ≥0.020 0.30 0.010 0.03 0.02 0.70
P265GH 1.0425 ≤0.20 0.40 ≤1.40 0.025 0.020 0.30 ≤0.08 0.30 ≥0.020 0.30 0.010 0.03 0.02 0.70
16Mo3 1.5415

0.12

to

0.20

0.35 0.40to0.90 0.025 0.020 0.30

0.25

to

0.35

0.30 ≥0.040 0.30 - - - -



Packaging Details:                   1.standard packing in bundles with steel strip; 
                                                  2.Your Logo can be printed on the pipes; 
                                                  3.wrapped with waterproof colth; 
                                                  4.Extra requires can be supported if customers need.










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