Wenzhou Zheheng Steel Industry Co.,Ltd
| Payment Terms | L/C,, T/T |
| Supply Ability | 300 -500 TONS per month |
| Delivery Time | 5--30 days |
| Packaging Details | plastic bags packing ,wooden crate packing ,or as per customized |
| Material | 316LN ,X2CrNiMoN17-11-2 ,1.4406 |
| standard | ASTM A312,A554 |
| Outside diameter | 3 inch ,3.5 inch ,4 inch ,5 inch ,6 inch , |
| Wall thickness | SCH10 ,SCH20 ,SCH30 ,SCHSTD , |
| Type | smls |
| Features | pickling and annealed |
| Application | Superheater, HeatExchanger, and Condenser Tubing |
| HS | 7304419000 |
| Brand Name | ZHEHENG |
| Model Number | 3 inch ,3.5 inch ,4 inch ,5 inch ,6 inch , |
| Certification | PED .TUV. ISO |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C,, T/T | Supply Ability | 300 -500 TONS per month |
| Delivery Time | 5--30 days | Packaging Details | plastic bags packing ,wooden crate packing ,or as per customized |
| Material | 316LN ,X2CrNiMoN17-11-2 ,1.4406 | standard | ASTM A312,A554 |
| Outside diameter | 3 inch ,3.5 inch ,4 inch ,5 inch ,6 inch , | Wall thickness | SCH10 ,SCH20 ,SCH30 ,SCHSTD , |
| Type | smls | Features | pickling and annealed |
| Application | Superheater, HeatExchanger, and Condenser Tubing | HS | 7304419000 |
| Brand Name | ZHEHENG | Model Number | 3 inch ,3.5 inch ,4 inch ,5 inch ,6 inch , |
| Certification | PED .TUV. ISO | Place of Origin | CHINA |
| High Light | ss seamless tube ，304 stainless steel seamless pipe | ||
Austenitic Seamless Stainless Steel Tubing ,317L ,X2CrNiMo18-15-4 ,1.4438,3 inch ,3.5 inch ,4 inch ,5 inch ,6 inch ,
Zheheng steel deal with 317L ,X2CrNiMo18-15-4 ,1.4438, AusteniticSeamless Stainless Steel Tubing has different names in different standards, the European standard is 1.4438, the chemical conforms to X2CrNiMo18-15-4 , and in the American standard we are generally called ,317L, referred to as ,317L Seamless Stainless Steel Tubing. Zheheng steel is a Chinese company specializing in the production of various 3 inch ,3.5 inch ,4 inch ,5 inch ,6 inch , 317L austenitic stainless steel seamless tubing. The products are strictly in accordance with the American standard. European standard, Japanese standard implementation.
HB hardness: 170 (85)
Application temperature range on the valve: -325 to 1500°F (-198 to 816°C)
317Austenitic Seamless Stainless Steel Tubing chemical composition:
Carbon C: ≤0.08
Manganese Mn: ≤ 2.00
Silicon Si: ≤1.00
Chromium Cr: 18.0~20.0
Nickel Ni2: 11.0~15.0
Phosphorus P: ≤0.045
Sulfur S: ≤0.03
Molybdenum Mo: 3.0~4.0
Nitrogen N: ≤ 0.10
Different grades of 317 and 317 l stainless steel in the world are called different :
| NO | OLD steel grade | New steek grade(07.10) | JIS | ASTM | UNS | KS | BS EN | IS | IS | CNS |
| 19 | 0Cr19Ni13Mo3 | 06Cr19Ni13Mo3 | SUS317 | 317 | S31700 | STS317 | - | - | 317 | 317 |
| 20 | 00Cr19Ni13Mo3 | 022Cr19Ni13Mo3 | SUS317L | 317L | S31703 | STS317L | 1.4438 | - | 317L | 317L |
WALL THCKNESS FOR STAINLESS STEEL PIPE &T UBE (ASME B36.10 & B36.19)
| DNmm | DNin | φmm | SCH5S | SCH10S | SCH40S | STD | Sch40 |
| 6 | 1/8 | 10.3 | 1.24 | 1.73 | 1.73 | 1.73 | |
| 8 | 1/4 | 13.7 | 1.65 | 2.24 | 2.24 | 2.24 | |
| 10 | 3/8 | 17.1 | 1.65 | 2.31 | 2.31 | 2.31 | |
| 15 | 1/2 | 21.3 | 1.65 | 2.11 | 2.77 | 2.77 | 2.77 |
| 20 | 3/4 | 26.7 | 1.65 | 2.11 | 2.87 | 2.87 | 2.87 |
| 25 | 1 | 33.4 | 1.65 | 2.77 | 3.38 | 3.38 | 3.38 |
| 32 | 1 1/4 | 42.2 | 1.65 | 2.77 | 3.56 | 3.56 | 3.56 |
| 40 | 1 1/2 | 48.3 | 1.65 | 2.77 | 3.68 | 3.68 | 3.68 |
| 50 | 2 | 60.3 | 1.65 | 2.77 | 3.91 | 3.91 | 3.91 |
| 65 | 2 1/2 | 76 | 2.11 | 3.05 | 5.16 | 5.16 | 5.16 |
| 80 | 3 | 88.9 | 2.11 | 3.05 | 5.49 | 5.49 | 5.49 |
| 90 | 3 1/2 | 101.6 | 2.11 | 3.05 | 5.74 | 5.74 | 5.74 |
| 100 | 4 | 114.3 | 2.11 | 3.05 | 6.02 | 6.02 | 6.02 |
Our Inspection and Test Procedure:
1.100% PMI,Spectro Chemical Aanlysis Test for Raw Material
2.100% Dimension & Visual Examination
3. Mechanical Properties Test Include Tension Test,Flaring Test (For Seamless tube/pipe)/ Flange Test (For Welded Pipe & Tube), Hardness Test ,Reversed Flattening Test
4.100% Hydrostatic Test or 100% NON-DESTRUCTIVE Test (ET or UT)
5.Radiographic Test for Welded Pipe (shall be accordance with specification,or shall be as agreed upon between the purchaser and vendor)
6.Straightness Test (optional)
7.Roughness Test (optional)
8.Intergranular Corrosion Test(optional)
9.Impact Test (optional)
10.Grain Size Determinations (optional)
NOTES : ALL THE TESTS AND INSPECTION RESULT NEED TO BE SHOWED IN REPORTS ACCORDING TO STANDARD AND SPECIFICATION.
Our products Austenitic Seamless Stainless Steel Tubing ,316LN ,X2CrNiMoN17-11-2 packing show:
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer,Exporter,Trading Company
Year Established:
1995
Total Annual:
6,000,000-8,000,000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Zheheng steel is one incorporate of manufacturer, Exporter ,consultant ,stockist company specialized in the area of stainless steel tubing , pipe fittings ,Flanges and other stainless steel grade accessories . It is one-stop-shop company ,our team have more than 20 years experience in sta... Zheheng steel is one incorporate of manufacturer, Exporter ,consultant ,stockist company specialized in the area of stainless steel tubing , pipe fittings ,Flanges and other stainless steel grade accessories . It is one-stop-shop company ,our team have more than 20 years experience in sta...
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