Yuhong Group Co.,Ltd
| Payment Terms | L/C, T/T |
| Supply Ability | 1000Tons/Month |
| Delivery Time | 7DAYS |
| Packaging Details | Ply-wooden Case / Pallet |
| Product Name | Stainless Steel Coupling |
| Standard | ASTM A182, ASME SA182 |
| Material Grade | F304, F304L |
| Size | Customized Size, 1/8"-4" |
| Pressure Rating | 2000LBS, 3000LBS, 6000LBS, 9000LBS |
| Type | Socket Weld Coupling, Threaded Coupling, Half Coupling, Full Coupling |
| Surface Treatment | Galvanized, Polishing, Sand Blasting |
| Applications | Decoration,Construction,Boiler,Oil And Gas,Electric |
| Brand Name | YUHONG |
| Model Number | ASTM A182 F304 |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C, T/T | Supply Ability | 1000Tons/Month |
| Delivery Time | 7DAYS | Packaging Details | Ply-wooden Case / Pallet |
| Product Name | Stainless Steel Coupling | Standard | ASTM A182, ASME SA182 |
| Material Grade | F304, F304L | Size | Customized Size, 1/8"-4" |
| Pressure Rating | 2000LBS, 3000LBS, 6000LBS, 9000LBS | Type | Socket Weld Coupling, Threaded Coupling, Half Coupling, Full Coupling |
| Surface Treatment | Galvanized, Polishing, Sand Blasting | Applications | Decoration,Construction,Boiler,Oil And Gas,Electric |
| Brand Name | YUHONG | Model Number | ASTM A182 F304 |
| Certification | ABS, GL, DNV, NK, PED, AD2000, GOST9941-81, CCS, ISO 9001-2008 | Place of Origin | CHINA |
| High Light | B16.11 Stainless Steel Coupling ，A182 Stainless Steel Coupling ，F304 F304L Stainless Steel Coupling | ||
ASTM A182 F304, F304L Stainless Steel Socket Weld Full Coupling High Pressure Fittings B16.11
Grade F304L(Austenitic Stainless Steel)
UNS code: S30403
Chemical composition, % :
C: ≤0.030
Mn: ≤2.00
P: ≤0.045
S: ≤0.030
Si: ≤1.00
Ni: 8.0-13.0
Cr: 18.0-20.0
N: ≤0.10
Heat treatment:
Solution treatment plus quenching: ≥1040 °C
Cooling medium: liquid
Quench and cool to below 260℃
Tensile properties:
Tensile strength: 485MPa
Yield strength: 170MPa
Elongation 2 in. or 50 mm (or 4D), %: 30
Section shrinkage, %: 50
Equivalent Grades:
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| F304 | 1.4301 | S30400 | SUS 304 | 304S31 | 08Х18Н10 | Z7CN18‐09 | X5CrNi18-10 |
| F304L | 1.4306 / 1.4307 | S30403 | SUS 304L | 3304S11 | 03Х18Н11 | Z3CN18‐10 | X2CrNi18-9 / X2CrNi19-11 |
Chemical Composition:
| Steel Grade | C(Max) | Si(Max) | Mn(Max) | P(Max) | S(Max) | Ni | Cr | N |
| F304 | 0.08 | 0.75 | 2.00 | 0.045 | 0.03 | 8.0–10.5 | 18.0–20.0 | 0.1 |
| F304L | 0.03 | 0.75 | 2.00 | 0.045 | 0.03 | 8.0–12.0 | 18.0–20.0 | 0.1 |
Mechanical Properties:
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| F304 | 515 | 205 | 40 | 92 | 201 |
| F304L | 485 | 170 | 40 | 92 | 201 |
Manufacturing Standards:
| ASME | ASME 16.11, MSS SP-79, MSS SP-95, 83, 95, 97, BS 3799 |
| DIN | DIN2605, DIN2615, DIN2616, DIN2617, DIN28011 |
| EN | EN10253-1, EN10253-2 |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller,Other
Year Established:
2007
Total Annual:
50M-70M
Employee Number:
50~850
Ecer Certification：
Verified Supplier
Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou... Yuhong Group is one of the large scale group company in China, more than 35 years experience in the international market, providing high-quality services to over 3000 customers, end user which like Aramco, Petrobras, Pemex, Petronas, Ecopetro, Petroecuador, …. till now Yuhong Grou...
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