DIN 17175 16Mo5 Hot Rolled Heat Resistant Seamless Steel Pipe For Boiler
Contact Person : Richard SHEN
Phone Number : +86-13736164628
WhatsApp : +8613736164628
| Minimum Order Quantity : | 3ton | Price : | 800-1200USD/TON |
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| Packaging Details : | In plywood case,In wooden box. | Delivery Time : | 30-45work days |
| Payment Terms : | L/C, D/A, D/P, T/T, Western Union, MoneyGram | Supply Ability : | 30000tons/year |
| Place of Origin: | CHINA | Brand Name: | TORICH |
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| Certification: | ISO9001 ISO14001 | Model Number: | GB/T9948 |
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Detail Information |
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| Product Name: | TORICH GB/T9948 12CrMo Seamless Steel Tubes For Petrleum Cracking | Keyword: | Seamless Steel Tubes |
|---|---|---|---|
| Type: | Seamless Steel Tube | Surface: | Oiled |
| Material: | 30CrMo ZT380 | Usage: | Oil Pipe |
| Shape: | Round | Length: | 2-12m |
| OD: | 30-340mm | WT: | 2-30mm |
| High Light: | precision seamless pipe,precision pipes and tubes |
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Product Description
TORICH GB/T9948 12CrMo Seamless Steel Tubes For Petrleum Cracking
Table1:The Tolerances of Outer Diameter and Wall Thickness Unit:mm
| Sort Code | Manufacuring Method | Nominal Size | Tolerances | ||
| Common Level | High Level | ||||
| W-H | Hot Rolling (Extrusion) | Outer Diameter D | ≤54 | ±0.50 | ±0.30 |
| ＞54~325 | ±1%D | ±0.75%D | |||
| ＞325 | ±1%D | - | |||
| Wall Thicknass S | ≤20 |
+15%S -10%S |
±10%S | ||
| ＞20 |
+12.5%S -10%S |
±10%S | |||
| Hot Expand | Outer Diameter D | All | ±1%D | ||
| Wall Thicknass S | All | ±15%S | |||
| W-C | Cold Drawn(Rolling) | Outer Diameter D | ≤25.4 | ±0.15 | |
| ＞25.4~40 | ±0.20 | ||||
| ＞40~50 | ±0.25 | ||||
| ＞50~60 | ±0.30 | ||||
| ＞60 | ±0.75%D | ±0.5%D | |||
| Wall Thicknass S | ≤3.0 | ±0.3 | ±0.2 | ||
| ＞3.0 | ±10%S | ±7.5%S | |||
Table2:The Tolerance of Minimum Wall Thickness Unit :mm
| Sort Code | Manufacturing Method | Minimum Wall Thickness Smin | Tolerance | |
| Common Level | High Level | |||
| W-H | Hot Rolling(Extrusion) | ≤4.0 |
+0.90 0 |
+0.70 0 |
| ＞4.0 |
+25%Smin 0 |
+22%Smin 0 |
||
| W-C | Cold Drawn(Rolling) | ≤3.0 |
+0.6 0 |
+0.4 0 |
| ＞3.0 |
+20%Smin 0 |
+15%Smin 0 |
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Table3 Steel grade and chemical composition
| Steel grade | Chemical composition % | |||||||||||
| C | Si | Mn | Cr | Mo | Ni | Nb | Ti | V | Cu | P | S | |
| ≤ | ||||||||||||
| 10 |
0.07~ 0.13 |
0.17~ 0.37 |
0.35~ 0.65 |
≤0.15 | ≤0.15 |
≤ 0.25 |
— | — | ≤0.08 | ≤0.20 | 0.025 | 0.015 |
| 20 |
0.17~ 0.23 |
0.17~ 0.37 |
0.35~ 0.65 |
≤0.25 | ≤0.15 |
≤ 0.25 |
— | — | ≤0.08 | ≤0.20 | 0.025 | 0.015 |
| 12CrMo |
0.08~ 0.15 |
0.17~ 0.37 |
0.40~ 0.70 |
0.40~ 0.70 |
0.40~ 0.55 |
≤ 0.30 |
— | — | — | ≤0.20 | 0.025 | 0.015 |
| 15CrMo |
0.12~ 0.018 |
0.17~ 0.37 |
0.40~ 0.70 |
0.80~ 1.10 |
0.40~ 0.55 |
≤ 0.30 |
— | — | — | ≤0.20 | 0.025 | 0.015 |
| 12CrlMo |
0.08~ 0.15 |
0.50~ 1.00 |
0.30~ 0.60 |
1.00~ 1.50 |
0.45~ 0.65 |
≤ 0.30 |
— | — | — | ≤0.20 | 0.025 | 0.015 |
| 12CrlMoV |
0.08~ 0.15 |
0.17~ 0.37 |
0.40~ 0.70 |
0.90~ 1.20 |
0.25~ 0.35 |
≤ 0.30 |
— | — |
0.15~ 0.30 |
≤0.20 | 0.025 | 0.015 |
| 12Cr2Mo |
0.08~ 0.15 |
≤0.50 |
0.40~ 0.60 |
2.00~ 2.50 |
0.90~ 1.13 |
≤ 0.30 |
— | — | — | ≤0.20 | 0.025 | 0.015 |
|
12Cr5MoI 12Cr5MoNT |
≤ 0.15 |
≤0.50 |
0.30~ 0.60 |
4.00~ 6.00 |
0.45~ 0.60 |
≤ 0.60 |
— | — | — | ≤0.20 | 0.025 | 0.015 |
|
12Cr9MoI 12Cr9MoNT |
≤ 0.15 |
0.25~ 1.00 |
0.30~ 0.60 |
8.00~ 10.00 |
0.90~ 1.10 |
≤ 0.60 |
— | — | — | ≤0.20 | 0.025 | 0.015 |
| 07Cr19Ni10 |
0.04~ 0.10 |
≤ 1.00 |
≤2.00 |
18.00~ 20.00 |
— |
8.00~ 11.00 |
— | — | — | — | 0.030 | 0.015 |
| 07Cr18Ni11Nb |
0.04~ 0.10 |
≤ 1.00 |
≤2.00 |
17.00~ 19.00 |
— |
9.00~ 12.00 |
8C~ 1.10 |
— | — | — | 0.030 | 0.015 |
| 07Cr19Ni11NTi |
0.04~ 0.10 |
≤0.75 | ≤2.00 |
17.00~ 20.00 |
— |
9.00~ 13.00 |
— |
4C~ 0.60 |
— | — | 0.030 | 0.015 |
| 022Cr17Ni12Mo2 |
≤ 0.30 |
≤1.00 | ≤2.00 |
16.00~ 18.00 |
2.00~ 3.00 |
10.00~ 14.00 |
— | — | — | — | 0.030 | 0.015 |
Enter Your Message
| TORICH INTERNATIONAL LIMITED |
| Suite 1004, Hongan Plaza, #258 Die Yuan Road, Yinzhou District, Ningbo City, China |
| 86-574-88086983 |
| sales@steel-tubes.com |