Grade

Chemical Composition(%)

Remark

C≤

Mn≤

P≤

S≤

Si≤

Cr

Ni

Mo

N

Cu

304

0.08

2.00

0.045

0.030

0.75

18.0~20.0

8.0~10.50

0~0.1

304L

0.030

2.00

0.045

0.030

0.75

18.0~20.0

8.0~12.0

0~0.1

430

0.12

1.00

0.040

0.030

1.00

16.0~18.0

≤0.75

409

0.08

1.00

0.045

0.030

1.00

10.5~11.7

≤0.50

Ti≤0.75

439

0.07

1.00

0.04

0.030

1.00

17.0~19.0

≤0.50

0~0.04

Ti≥0.20+4×(C+N);≤1.10
Al≤0.15

1.4301

0.07

2

0.045

0.015

1

17.0~19.0

8.0~10.50

0~0.1

1.4307

0.03

2

0.045

0.015

1

17.5~19.5

8.0~10.0

0~0.1

Competitive Advantages:

.ISO System

.Manufacture License of Pressure Tube

.Production experience about 20 years.

.Raw Material are from POSCO,BAO STEEL,TISCO,CRUPP ETC

.Market -More than 30 countries worldwide.

.We have the most convenient transport from shanghai and timely delivery.

.We offer competitive prices based on good quality.

.We have high technical production line with top quality products.

.We have win high reputation based on good quality.

A554 Standard specification for welded stainless steel mechanical tubing

Item

Contents

Requirements

1

Materail

TP 201, TP202, TP304, TP304L, TP304H, TP310S, TP316, TP316L, TP316Ti, TP316H, TP317L, TP321

2

Welding Method

TIG

3

Chemical Composition

Acc.to A688 and A480

4

Heat Treatment

Bright Annealing Or Not Annealing

5

Straightness

0.76mm/900mm

6

Tolerance

OD A554, WT +/-10%

7

Mechanical Property

Tension Test,Hardness Test

8

Surface

2B Finish, 180# - 600#polish, Mirror Polish                      180# - 400#grind

A268 Specification for seamless and welded Ferritic/Martensitic stainless steel tubing for General Service

Item

Contents

Requirements

1

Materail

TP409, TP409L, TP430, TP439,TP410, TP441, TP444 Etc

2

Welding Method

TIG

3

ChemicalComposition

Acc.to A268 and A480

4

Heat Treatment

Bright Annealing Or Not Annealing,Which Depends on Buyer

5

Straightness

Acc.to the buyer's requirements

6

Tolerance

Acc.to A268

7

Mechanical Property

Tension Test, Hardness Test, Hydrostatic or Other Nondestructive Test Depends on Buyer

Standard

ASTM  A554 And ASTM A268

Material Grade

304 / 304L / 409 / 439

Size(mm)

10mm x 2.0mm / 12mm x 2.0mm

L(mm)

500mm – 40000mm Or Coil

Delivery Condition

Bright Anneal, Pickled Or 2B finish

Tolerance

According to  ASTM A554 / A268

Main  process

Welding, Anneal, Mill Finish

Certificate

ISO 9001:2008

Packing

Bundles With Plastic Bags, Wooden Box With Angle Steel Frame Or others

Payment Terms

T/T, L/C at sight

Delivery Time

Generally 15Days – 45Days Or Depends on the quantity and Customers’ Request

Capacity

1000 Tons Per Month