C25 Long Welding Neck Flange 1.0406 ASME B16.9 LWN Flange
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Product Description
C25 Long Welding Neck Flanges
C25 long welding neck flanges 1.0406 long weld neck flanges manufactured to ASME B16.9 standards.
Product Specifications
| Product Name | Long Welding Neck Flange |
| Standard | ASME/ANSI B16.5/16.36/16.47A/16.47B, MSS S44, ISO70051, JISB2220, BS1560-3.1, API7S-15, API7S-43, API605, EN1092 |
| Type | LWN Flange C70600 (90/10), C71500 (70/30) Special Flange: According to the drawing |
| Materials | Nickel Alloy: ASTM/ASME S/B366 UNS N08020, N04400, N06600, N06625, N08800, N08810, N08825, N10276, N10665, N10675 Copper Nickel Super Stainless Steel: ASTM/ASME S/A182 F44, F904L, F317L Stainless steel: ASTM/ASME S/A182 F304, F304L, F304H, F316, F316L, F321, F321H, F347H Duplex Steel: ASTM A182 F51, F53, F55 Alloy Steel: ASTM/ASME S/A182 F11, F12, F22, F5, F9, F91 Carbon Steel: ASTM/ASME S/A105, ASTM/ASME S/A350 LF2, ASTM/ASME S/A694/A694M, F42, F52, F56, F60, F65, F70 |
| Dimension | (150#,300#,600#): DN15-DN1500 900#: DN15-DN1000 1500#: DN15-DN600 2500#: DN15-DN300 |
| Marking | Supply Logo + Standard + Size(mm) + HEAT NO + or as your requirement |
| Test | Chemical Component Analysis, Mechanical Properties, Metallurgical Analysis, Impact Testing, Hardness testing, Ferrite Testing, Intergranular corrosion testing, X-ray Inspection (RT), PMI, PT, UT, HIC & SSC test, etc. or as your requirement |
| Brand | TOBO |
| Certificates | API, ISO, SGS, BV, CE, PED, KOC, CCRC, PDO, CH2M HILL and etc. |
Product Advantages
- Abundant stock and prompt delivery
- Reasonable for whole packages and processes
- 15 years' QC team service & sales management API & ASTM trained engineers
- More than 150 customers spread worldwide
Material Grade Details
| Grade | C25 |
| Number | 1.0406 |
| Classification | Steel |
| Standard | EN 10250-2: 2000 Open steel die forgings for general engineering purposes. Non-alloy quality and special steels |
Chemical Composition % of Steel C25 (1.0406): EN 10250-2-2000
| C | Si | Mn | Ni | P | S | Cr | Mo | - |
|---|---|---|---|---|---|---|---|---|
| 0.22 - 0.29 | max 0.4 | 0.4 - 0.7 | max 0.4 | max 0.045 | max 0.045 | max 0.4 | max 0.1 | Cr+Mo+Ni < 0.63 |
Mechanical Properties of Steel C25 (1.0406)
| Nominal thickness (mm) | to 100 | 100 - 250 | 250 - 500 | 500 - 1000 |
|---|---|---|---|---|
| Rm - Tensile strength (MPa) (+N) | 440 | 420 | 400 | 390 |
| Re - Upper yield strength (MPa) (+N) | 230 | 210 | 190 | 180 |
| A - Min. elongation at fracture (%) longitud., (+N) | 23 | 23 | 23 | 22 |
| A - Min. elongation at fracture (%) transverse, (+N) | 17 |
|---|
Equivalent Grades of Steel C25 (1.0406)
| EU EN | Germany DIN,WNr | Russia GOST | Inter ISO |
|---|---|---|---|
| C25 | C25 | 25 | C25 |
Heat Treatment Conditions
| +A | Soft annealed |
| +AC | Annealed to achieve spheroidization of the carbides |
| +AR | As rolled |
| +AT | Solution annealed |
| +C | Cold drawn / hard |
| +CR | Cold rolled |
| +FP | Treated to ferrite-pearlite structure and hardness range |
| +I | Isothermal annealing |
| +LC | Cold drawn / soft |
| +M | Thermo mechanical rolling |
| +N | Normalized |
| +NT | Normalized and tempered |
| +P | Precipitation hardened |
| +PE | Peeled |
| +QA | Air quenched and tempered |
| +QL | Liquid quenched and tempered |
| +QT | Quenched and tempered |
| +S | Treated to improve shearability |
| +SH | As rolled and turned |
| +SR | Cold drawn and stress relieved |
| +T | Tempered |
| +TH | Treated to hardness range |
| +WW | Warm worked |
| +U | Untreated |
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Company
BEST PIPELINE EQUIPMENT CO.,LTD
Location
China Factory : Suzhou Industrial Park, JiangSu Province,China
Contact Person
amy