Changshu Longteng Special Steel Co., Ltd.
| Payment Terms | D/P, L/C, T/T, D/A |
| Supply Ability | 100,000 TONS PER YEAR |
| Delivery Time | 20-30 WORKING DAYS |
| Packaging Details | Fumigate-free wooden box |
| Material | A105/C22.8/Q235/Q355B / P250GH |
| Standard | ANSI, GB/T, bs, DIN, GB, ISO, JIS, ASME, TUV |
| Production process | Forging, heat treatment |
| Tolerance | Min. 0.01mm |
| Hardness | HRC, HB, HV |
| Roughness | Min. Ra0.4 |
| Marking | Laser |
| UT standard | ASME or EN |
| Brand Name | Longteng |
| Model Number | 150lb/300lb/600lb/SQ.IN |
| Certification | GB/ T 19001-2016/ISO9001:2015/C |
| Place of Origin | China |
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Product Specification
| Payment Terms | D/P, L/C, T/T, D/A | Supply Ability | 100,000 TONS PER YEAR |
| Delivery Time | 20-30 WORKING DAYS | Packaging Details | Fumigate-free wooden box |
| Material | A105/C22.8/Q235/Q355B / P250GH | Standard | ANSI, GB/T, bs, DIN, GB, ISO, JIS, ASME, TUV |
| Production process | Forging, heat treatment | Tolerance | Min. 0.01mm |
| Hardness | HRC, HB, HV | Roughness | Min. Ra0.4 |
| Marking | Laser | UT standard | ASME or EN |
| Brand Name | Longteng | Model Number | 150lb/300lb/600lb/SQ.IN |
| Certification | GB/ T 19001-2016/ISO9001:2015/C | Place of Origin | China |
| High Light | Q355B Welded Neck Flanges ，Q235 Welded Neck Flanges ，NPS 24" Welded Neck Flanges | ||
Product Parameter:
| Standard: | ANSI B16.5,HG/T 20592, HG/T20615-2009, EN1092-1, DIN2502 DIN2527 DIN2566 DIN2573 DIN2576 DIN2632 DIN2633, GOST,etc. |
| Material: | A105/C22.8/Q235/Q355B / P250GH 304/304L,316/316L,321,ect. |
| Types: | welding neck, socket welding, threaded, blind, slip on, lap joint, plate |
| Size: | NPS 1/2" to 24"/DN15-600 |
| Pressure Rating: | Class 150-Class 2500 (150#, 300#, 600#,900#,1500#, 2500#),PN6-PN16 |
| Facing: | RF/FF/RTJ |
| Surface treatment: | Antirust Oil,Black Paint,Yellow paint,Galvanized |
| Certification: | ISO9001:2015/C |
Leadtime:
| Quantity(pieces) | 1,000 - 10,000 | >10,000 |
| Lead time (days) | 20-30 | To be negotiated |
Company Details
Business Type:
Manufacturer,Importer,Exporter
Year Established:
1993
Employee Number:
4500~5000
Ecer Certification：
Site Member
Established in 1993 as a township enterprise Cover an area of over 3 million square meters with staff of more than 5500. Vice President Company of CANSI (China Association of National Shipbuilding Industry) Six main products series (4.3 million tons) 1. Welding Materials 2. S... Established in 1993 as a township enterprise Cover an area of over 3 million square meters with staff of more than 5500. Vice President Company of CANSI (China Association of National Shipbuilding Industry) Six main products series (4.3 million tons) 1. Welding Materials 2. S...
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