Seamless Stainless Steel Square Tubes
1) Austenite Stainless Steel:
2) Duplex Steel Square Tubes:
3) Duplex Steel Rectangular Tubes :

Cold drawing:Square Stainless Steel Pipes/ TUBES.
Cold drawing:Rectangular Stainless Steel Seamles Pipes .

                                       

Stainless Steel Pipes with Square TUBES
Seamless PipesDia: 18*18mm ~300*300mm, W.T.1-15mm  L max 12000mm
Welded PipesO.D.20*20mm~300*300mm W.T0.8-15mm  L max 12000mm
ASTM/ASMEA213/SA213 A249/SA249 A268 A312/SA312 A269 A270 A358 A376 A409 A511 A688 A789 A790 A803 A928 A544 A409 A632 A688 A778 A908 SB161 SB163 SB167 SB338 SB407 SB423 SB444 SB619 SB622 SB626 SB668 SB677 SB829
JIS
G3459 G3446 G3447 G3448 G3459 G3463 G3468
DIN
17455 17456 17457 17458 17459 2391 2462
EN
10216-5 10217-7
GOST9941
 GOST9940
NFA NACE API
  ISO HAF

Materials:304/304L/304H ;321/321H ;316/316L/316H; 316TI; 317L; 347H; 310S; UNS31803; UNS32750/

UNS08904L,ECT

 Delivery condition: Normal annealing + Tempered; Brighting  annealing; BK; Pickled;

PackingPlastic plugs in both ends, Hexagonal bundles of max. 2,000kg with several steel strips, Two tags on each bundle, Wrapped in waterproof paper,

PVC sleeve, and sackcloth with several steel strips; wooden case packing with steel frame;
Test
Chemical Component Analysis, Mechanical Properties (Ultimate tensile strength, Yield
strength, Elongation), Technical Properties (Flattening Test, Flaring Test, Bending Test, Hardness Test, Blow Test, Impact Test etc), Exterior Size Inspection.
Mill Test Certificate :EN 10204/3.1B

Classification Society Criterion
CSSDNVLRABSBVADTUV-PED

 

WDSS- WDSSCO

                                    

 

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