Zhengzhou Huitong Pipeline Equipment Co.,Ltd.
| Payment Terms | L/C, T/T, Western Union, MoneyGram |
| Supply Ability | 10000000Tons per year |
| Delivery Time | 5~60days |
| Packaging Details | Plywood Case ,Pallet,Woven Bag,etc. |
| Product Name | Forged ASME B16.5 WN SO BL THREADED Duplex S31803 S32205 ASTM A182 F51 flange factory |
| Size | 1/2''~48'' |
| Type | WN LWN SO BLIND LJ,ETC. |
| Class Rating | 150LB~2500LB |
| Standard | ASME B16.5 |
| Sealing Surface | RF FF RTJ |
| Flange Face Finish | Stock Finish/Smooth Finish |
| Brand Name | HT |
| Model Number | Duplex S31803 S32205 ASTM A182 F51 |
| Certification | ISO SGS BV TUV,ETC |
| Place of Origin | China |
View Detail Information
Explore similar products
Corrosion Resistance 347H Duplex Steel Flanges DN10 - DN1500 150# - 2500#
DN10 - DN1500 347H Threaded Pipe Flange Duplex Stainless Steel Material JIS
ASTM A312 TP316L concentric swage nipple BLE*PSE 2"*1 1/2" SCH80
EN-1092-1 Type 05-A EN 1.4404 Blind Flange DN40 PN10
Product Specification
| Payment Terms | L/C, T/T, Western Union, MoneyGram | Supply Ability | 10000000Tons per year |
| Delivery Time | 5~60days | Packaging Details | Plywood Case ,Pallet,Woven Bag,etc. |
| Product Name | Forged ASME B16.5 WN SO BL THREADED Duplex S31803 S32205 ASTM A182 F51 flange factory | Size | 1/2''~48'' |
| Type | WN LWN SO BLIND LJ,ETC. | Class Rating | 150LB~2500LB |
| Standard | ASME B16.5 | Sealing Surface | RF FF RTJ |
| Flange Face Finish | Stock Finish/Smooth Finish | Brand Name | HT |
| Model Number | Duplex S31803 S32205 ASTM A182 F51 | Certification | ISO SGS BV TUV,ETC |
| Place of Origin | China | ||
| High Light | forged steel flanges ，stainless steel pipe flange | ||
Forged ASME B16.5 WN SO BL THREADED Duplex S31803 S32205 ASTM A182 F51 flange factory
1. Duplex S31803 S32205 ASTM A182 F51 flanges
2. Flanges we have
| Standard | Type | Class | Size |
| ASME B16.5 | WN/LWN/SO/Blind/Lap Joint | 150#-2500# | 1/2"-24"(Except Blind Flange 2500lb 1/2"-12") |
| SW flange | 150#-1500# | 1/2"-3"(Except 1500# 1/2"-2 1/2") | |
| Threaded | 150#-900# | 1/2"-24" | |
| 1500# 2500# | 1/2"-2 1/2" | ||
| ASME B16.47 Series A | WN/blind flange | 150# -900# | 22"-48"(Except 900# Size:26"-48") |
| ASME B16.47 Series B | WN/blind flange | 75#-300# | 26"-48" |
| 400# 600# 900# | 26"-36" | ||
| Other Products | Anchor/swivel/girth/lap joint/reducing/orifice | ||
| Spectacle blind/paddle blind/spacer ring/orifice plate/bleed ring | |||
| Special Products: rings/forgings/disc/shaft sleeves | |||
| Sealing Surface | RF FF RTJ TF GF LF LM | ||
| Flange Face Finish | Stock finish/spiral serrated/concentric serrated/smooth finish(Ra 3.2 and 6.3 micrometers) | ||
| 125-250 AARH(it is called smooth finish) | |||
| 250-500 AARH(it is called stock finish) | |||
| Coating | Vanish, yellow paint, anti-rust oil, galvanizing etc | ||
| Material Grade | Nickel Alloy Steel | ASTM/ASME B/SB564 UNS N02200(NICKEL 200), UNS N04400(MONEL 400), | |
| UNS N08825( INCOLOY 825), UNS N06600(INCONEL 600), | |||
| UNS N06601(INCONEL 601), UNS N06625(INCONEL 625), UNS N10276(HASTELLOY C276), | |||
| ASTM/ASME B/SB160 UNS N02201(NICKEL 201), ASTM B/SB472 UNS N08020(Alloy 20) | |||
| Copper Alloy | ASTM/ASME B/SB151 UNS C70600(CuNi 90/10), C71500(CuNi 70/30) | ||
| Stainless Steel | ASTM/ASME A/SA182 F304,304L,304H,309H,310H,316,316H,316L,316LN, | ||
| 317,317L,321,321H,347,347H | |||
| Duplex and Super Duplex Steel | ASTM/ASME A/SA182 F44,F45,F51,F53,F55,F60,F61 | ||
| Carbon steel | ASTM /ASME A/SA105(N) | ||
| Low Temp Carbon Steel | ASTM/ASME A/SA350 LF2 | ||
| High Yield Carbon Steel | ASTM/ASME A/SA694 F52, F56 F60, F65, F70 | ||
| Alloy Steel | ASTM/ASME A/SA182 GR F5,F9, F11,F12,F22,F91 | ||
| Titanium | ASTM/ASME B/SB381 Grade 2, Grade 5, Grade 7 | ||
Duplex Steel S31803 / S32205 Pipe Flanges Chemical Composition
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| S31803 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 22.0 – 23.0 | 3.0 – 3.5 | 4.50 – 6.50 | 0.14 – 0.20 | 63.72 min |
| S32205 | 0.030 max | 2.00 max | 1.00 max | 0.030 max | 0.020 max | 21.0 – 23.0 | 2.50 – 3.50 | 4.50 – 6.50 | 0.8 – 0.20 | 63.54 min |
Duplex Steel S31803 / S32205 Plate Flanges Mechanical Properties
| Grades | Density (g/cm 3) | Density (lb/in 3) | Melting Point (°C) | Melting Point (°F) |
| S31803 / S32205 | 7.805 | 0.285 | 1420 – 1465 | 2588 – 2669 |
Equivalent Grades for S31803 / S32205 Duplex Steel Industrial Pipe Flanges
| STANDARD | WERKSTOFF NR. | UNS |
| Duplex 2205 | 1.4462 | S31803 / S32205 |
4. Duplex S31803 / S32205 Flanges Application Industries
5. Any needs of Duplex Steel S31803 / S32205 ASTM A182 F51 flanges ,contact us:
Company Details
Business Type:
Manufacturer,Exporter,Seller
Year Established:
1978
Total Annual:
10000000-20000000
Employee Number:
50~100
Ecer Certification：
Active Member
Huitong Group was established in 1978. After 38 years'development and innovation,by now,Huitong Group has set up multiple subsidiary companies.Among them,Zhengzhou Huitong Pipe Fitting Co.,Ltd.,with the indepent right of import and export, is mainly engaged in exporting steel pipe and pipe fitti... Huitong Group was established in 1978. After 38 years'development and innovation,by now,Huitong Group has set up multiple subsidiary companies.Among them,Zhengzhou Huitong Pipe Fitting Co.,Ltd.,with the indepent right of import and export, is mainly engaged in exporting steel pipe and pipe fitti...
Get in touch with us
Leave a Message, we will call you back quickly!