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GB/T 14975 ASTM A269 302 304 Stainless Steel Seamless Tubes For Structural

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GB/T 14975 ASTM A269 302 304 Stainless Steel Seamless Tubes For Structural

Name: GBT 14975 ASTM A269 302 304 Stainless Steel Seamless Tubes For Structural
Brand: TORICH
Price: 1 USD

China GB/T 14975 ASTM A269 302 304 Stainless Steel Seamless Tubes For Structural wholesale

Brand Name : TORICH

Model Number : GB/T 14975

Certification : ISO 9001 ISO 14001 TS 16949

Place of Origin : Zhejiang China

MOQ : 0.5 Ton

Price : negotiable

Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram

Supply Ability : 50000 Ton/Year

Delivery Time : 45 days

Packaging Details : Packing in wooden box，hexagonal bundles or other seaworthy ways.

Product Name : Seamless Stainless Steel Tubes for Structural

Material : 302,304,304L,316,316L

Surface : Polishing

Application : Mechanical structure purpose

Shape : Round

OD : 4-1200mm

WT : 0.3-200mm

Length : 1-12m

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Seamless Stainless Steel Tubes for Structural GB/T 14975 ASTM A269

Spec:
Material:302,304,304L,316,316L
Size Range:OD:4-1200mm
WT:0.3-200mm
General Length:1-12m
Tolerance:
According to the following tables or customers’ request.

Table 1 The Tolerance of Nominal Outer Diameter and Wall Thickness Unit:mm

Hot Roll(Extrusion,Expansion)Steel Tube				Cold Drawn(Roll) Steel Tube
Diamension		Tolerance		Diamension		Tolerance
		Ordinary Level PA	High Level PC			Ordinary Level PA	High Level PC
Nominal Outer Diameter D	＜76.1	±1.25%D	±0.60	Nominal Outer Diameter D	＜12.7	±0.30	±0.10
	76.1~＜139.7		±0.80		12.7~＜38.1	±0.30	±0.15
	139.7~＜273.1	±1.5%D	±1.20		38.1~＜88.9	±0.40	±0.30
					88.9~＜139.7	±0.9%D	±0.40
	273.1~＜323.9		±1.60		139.7~＜203.2		±0.80
					203.2~＜219.1		±1.10
	≥323.9		±0.6%D		219.1~＜323.9		±1.60
					≥323.9		±0.5%D
Nominal Wall Thinckness S	All Wall Thickness	+15%S -12.52%S	±12.5%S	Nominal Wall Thinckness S	All Wall Thickness	+12.5%S -10%S	±10%S

Table 2 Tolerance of Minimum Wall Thickness Unit:mm

Production Method	Diamension	Tolerance
		Ordinary Level PA	High Level PC
Hot Roll(Extrusion,Expansion)Steel Tube W-H	S_min＜15	+27.5% S_min 0	+25% S_min 0
	S_min≥15	+35% S_min 0
Cold Drawn(Roll) Steel Tube W-C	All Wall Thickness	+22% S 0	+20% S 0

Table 3 Grade and Chemical Component

No.	Unified Digital Code	Grade	Chemical Component(Quality Fraction)/%
No.	Unified Digital Code	Grade	C	Si	Mn	P	S	Ni	Cr	Mo	Cu	N
1	S30210	12Cr18Ni9	0.15	1.00	2.00	0.040	0.030	8.00~10.00	17.00~19.00	-	-	0.10
2	S30408	06Cr19Ni10	0.08	1.00	2.00	0.040	0.030	8.00~11.00	18.00~20.00	-	-	-
3	S30403	022Cr19Ni10	0.030	1.00	2.00	0.040	0.030	8.00~12.00	18.00~20.00	-	-	-
4	S30458	06Cr19Ni10N	0.08	1.00	2.00	0.040	0.030	8.00~11.00	18.00~20.00	-	-	0.10~0.16
5	S30478	06Cr19Ni9NbN	0.08	1.00	2.50	0.040	0.030	7.50~10.50	18.00~20.00	-	-	0.15~0.30
6	S30453	022Cr19Ni10N	0.030	1.00	2.00	0.040	0.030	8.00~11.00	18.00~20.00	-	-	0.10~0.16
7	S30908	06Cr23Ni13	0.08	1.00	2.00	0.040	0.030	12.00~15.00	22.00~24.00	-	-	-
8	S31008	06Cr25Ni20	0.08	1.50	2.00	0.040	0.030	19.00~22.00	24.00~26.00	-	-	-
9	S31252	015Cr20Ni18Mo6CuN	0.02	0.80	1.00	0.030	0.010	17.50~18.50	19.50~20.50	6.00~6.50	0.50~1.00	0.18~0.22
10	S31608	06Cr17Ni12Mo2	0.08	1.00	2.00	0.040	0.030	10.00~14.00	16.00~18.00	2.00~3.00	-	-
11	S31603	022Cr17Ni12Mo2	0.030	1.00	2.00	0.040	0.030	10.00~14.00	16.00~18.00	2.00~3.00	-	-

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stainless steel round tube

stainless tube steel

GB/T 14975 ASTM A269 302 304 Stainless Steel Seamless Tubes For Structural Images

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