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モデル: GB/T14975
ブランド: Torich
包装: 耐水性のあるパッキングのバンドル
生産高: 50000tons/year
輸送方法: Ocean,Land,Air
原産地: 浙江、中国(本土)
についてのサポート: 60000 Ton per year
認証 : ISO9001:2008 ISO14001:2008, TS16949
HSコード: 7306309000
ポート: Shanghai,Ningbo
お支払い方法の種類: L/C,T/T,D/P,Paypal,Money Gram,Western Union
インコタームズ: FOB,CFR,CIF,FCA,CPT
製品名 : Torich GB / T14975 304/316構造用シームレスステンレス鋼管
標準 : GB / T14975
サイズ範囲 : OD:3-420ミリメートルWT:0.5-50ミリメートル長さ : 1-12ミリメートル または お客様の実際のアプリケーションと生産によると。
用途 :構造目的のため
スチールグレード :
テクノロジー : 冷間圧延冷間圧延
特性:
良好な同心性
良好な表面品質
良好なODおよびID許容値
高精度
安定した品質
滑らかな粗さ
トーリーク・アシュアランス
表1公称外径および肉厚の公差 単位: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 |
表2最小肉厚の許容差 単位:mm
Production Method |
Diamension |
Tolerance |
|
Ordinary Level PA |
High Level PC |
||
Hot Roll(Extrusion.Expansion)Steel Tube W-H |
Smin<15 |
+27.5% Smin 0 |
+25% Smin 0
|
Smin≥15 |
+35% Smin 0 |
||
Cold Drawn(Roll) Steel Tube W-C |
All Wall Thickness |
+22% S 0 |
+20% S 0 |
表3グレードおよび化学成分
No. |
Unified Digital Code |
Grade |
Chemical Component(Quality Fraction)/% |
|||||||||
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 |
- |
- |
表4機械的性質
No. |
Serial number |
Steel Grade |
Mechnical Properties |
Hardness |
||
tensile strength Rm/MPa |
elongation strength Rp0.2/MPa |
elongation after fracture A/% |
HBW/HV/HRB |
|||
≥ |
≤ |
|||||
1 |
S30210 |
12Cr18Ni9 |
520 |
205 |
35 |
192HbW/200HV/90HRB |
2 |
S30438 |
06Cr19Ni10 |
520 |
205 |
35 |
192HbW/200HV/90HRB |
3 |
S30403 |
022Cr19Ni10 |
480 |
175 |
35 |
192HbW/200HV/90HRB |
4 |
S30458 |
06Cr19Ni10N |
550 |
275 |
35 |
192HbW/200HV/90HRB |
5 |
S30478 |
06Cr19Ni9NbN |
685 |
345 |
35 |
- |
6 |
S30453 |
022Cr19Ni10N |
550 |
245 |
40 |
192HbW/200HV/90HRB |
7 |
S30908 |
06Cr23Ni13 |
520 |
205 |
40 |
192HbW/200HV/90HRB |
8 |
S31008 |
06Cr25Ni20 |
520 |
205 |
40 |
192HbW/200HV/90HRB |
9 |
S31252 |
015Cr20Ni18Mo6CuN |
655 |
310 |
35 |
220HbW/230HV/96HRB |
10 |
S31608 |
06Cr17Ni12Mo2 |
520 |
205 |
35 |
192HbW/200HV/90HRB |
11 |
S31603 |
022Cr17Ni12Mo2 |
480 |
175 |
35 |
192HbW/200HV/90HRB |
12 |
S31609 |
07Cr17Ni12Mo2Ti |
515 |
205 |
35 |
192HbW/200HV/90HRB |
13 |
S31668 |
06Cr17Ni12Mo2N |
530 |
205 |
35 |
192HbW/200HV/90HRB |
14 |
S31653 |
022Cr17Ni12Mo2N |
550 |
245 |
40 |
192HbW/200HV/90HRB |
15 |
S31658 |
06Cr17Ni12Mo2N |
550 |
275 |
35 |
192HbW/200HV/90HRB |
16 |
S31688 |
06Cr18Ni12Mo2Cu2 |
520 |
205 |
35 |
- |
17 |
S31683 |
022Cr18Ni14Mo2Cu2 |
480 |
180 |
35 |
- |
18 |
S31782 |
015Cr21Ni26Mo5Cu2 |
490 |
215 |
35 |
192HbW/200HV/90HRB |
表5鋼管の試験項目とサンプリング数
Number |
Testing items |
Sampling quantity |
1 |
Chemical composition |
1 sample from each furnace |
2 |
Tensile test |
1 sample from each of two steel tubes on each batch |
3 |
Hardness test |
1 sample from each of two steel tubes on each batch |
4 |
Ultrasonic testing |
ALL |
5 |
Hydraulic test |
ALL |
6 |
Flattening test |
1 sample from each of two steel tubes on each batch |
7 |
Expansion test |
1 sample from each of two steel tubes on each batch |
8 |
Eddy current testing |
ALL |
9 |
Intergranular corrosion test |
1 sample from each of two steel tubes on each batch |
中国ステンレス鋼管メーカー、私たちのステンレス鋼の排気管、溶接鋼管、丸いステンレス鋼管、ポーランドのステンレス鋼管、ステンレスコイル管、二重ステンレス鋼管は、品質と価格競争力が良いです。
製品グループ : ステンレス鋼管
Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.