Audited Supplier
Our Duplex fastener products have been used in Power plant project at South Korea,India,Netherland,Oman,Vietnam and so on Since the year of 2009 !
If you select us,you will enjoy the service by our 18 years experienced sales!
We seek:
Professional service!
Good quality products!
Trustworthy factory!
We are professional Stainless steel &Nickle alloy fasteners factory.We can produce Bolt , Nut, Washer, stud bolt, and special parts according to the drawing with stainless steel,nickel alloy steel.
We have stock fasteners of SS304&SS316&SS316L&duplex and some Hastelloy C276.We don't specify MOQ to many grade products.We supply the 100% sorting service.We accept small packing service.
Duplex2205 Nylock Nu
Name | Hex Nylock Nut |
Standard |
DIN985/ISO7040 |
Size Range | M5-M64 or non-standard as requested |
Finish | Bright&Clean |
Marking | HT&FST or customization |
Material | Duplex2205,UNS S32205,F51,1.4462 |
Grade | Grade D6-80 |
Certificates | EN10204-3.1B |
Non-standards | OEM is available, according to drawing or samples |
Samples | Samples available |
| Package | Bulk in box and then in cartons, then on pallets, or according to customers' requirement. |
| Payment | T/T,Western Union |
Similar brand
UNS | ID | JIS | W.Nr |
| S31803 | F51 | SUS32953L | 1.4462 |
Chemical composition of duplex stainless steel F51 (S31803/2205/1.4462) nut
| Alloy | % | Ni | Cr | Fe | Mo | N | C | Mn | Si | S | P |
| 2205 | Min. | 4.5 | 21 | Bal | 2.5 | 0.08 | |||||
| Min. | 6.5 | 23 | 3.5 | 0.2 | 0.03 | 2 | 1 | 0.02 | 0.03 |
Minimum mechanical properties of duplex stainless steel F51 (S31803/2205/1.4462) nut alloy at room temperature
| Tensile strength Rm N/mm2 | Yield strength RP0.2 N/mm2 | Elongation rate A5% | Brinell hardness HB |
| 620 | 450 | 25 | 290 |
| Standard | DIN,ASME,SIO,JIS.BS.NFE,GOST |
| Size Range | Diameter M5 - M64 ; 1/4"- 2 1/2 Length:10-1000mm ; 1/2"-40" |
| Material | SS304 ,316,316L ,316LN,316 Lmod,316Ti,317L, 317LN, 321,310S, 904L 254SMO AL-6XN,1.4529 |
| Duplex 2205/2507 | |
| Hastelloy C4, C22 , C276 , C2000, B2, B3 , G3 , G30 , Hastelloy X 2.4600 , 2.4602 , 2.4603 , 2.4610 , 2.4617 , 2.4619, 2.4665 , 2.4675 , 2.4819 | |
| Inconel600, 601 , 617 , 625 , 690 , 718 , 725 , X750 2.4669 , 2.4668 , 2.4816 , 2.4856 , 2.4851 , 2.4663 , 2.4642 | |
| Incoloy800/800H/800HT, Incoloy825 , 90 1, 925 , 926 , 1.4958 , 2.4662 , 1.4529 , 1.4876 , 2.4858 , 1.4959 | |
| Monelk500, Monel400; 2.4360 , 2.4375 | |
| Titanium Alloy GR2/5/7, 3.7035, 3.7165 , 3.7235 | |
| Urea steel 724L ,725LN ; 1.4435 , 1.4466 | |
| Alloy20, Alloy28, Alloy31, Alloy 286,Alloy 80A(nimonic 80A) 2.4660 , 1.4563 , 1.4562 , 1.4980 , 2.4952 | |
| Product range | Bolt , U bolt , Studs , Threaded Bar , Nut , Washers ,Machining Parts |
| Marking | According to client's requirements ( OEM ) |
| MOQ | Washers : 100 pcs, Nut: 50 pcs ,Bolt and Studs:10 pcs |
| Sample policy | sample can be provided in free If we have stock,and the buyer pay the freight cost. |
| Sample time | 7-10 days about |
| In stock items | SS304/316 Bolt , Nut and washers M6-20 |
| DIN7967 Pal nut M6-20 | |
| Titanium Alloy bolt , nut , washers M6-20 | |
| Some other sizes may have stock. | |
| One stop purchase | We Will help you to realise one stop purchasing.Our salesman have more than 18 years experience in trading |
