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Home / Product / Nut / K Nut / Stainless Steel 304 K Nut
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Stainless Steel 304 K Nut

Surface: polished
Material: stainless steel
MOQ: ≥1000PCS

Quantity:
  • DIN
  • HNF
  • HNT170523

 Stainless Steel 304 K Nut

K nut or washer nut is a nut with an attached, free-spinning washer.

It is used to make assembly more convenient. Common washer types are star-type lock washers, conical, and flat washers.


Table 2  CHEMICAL COMPOSITION LIMITS OF RAW MATERIAL (ASTM F593-91) 




























GRADE GENERAL 
DESCRIPTION OF 
MATERIAL 
SPECIFICATIONS 1 COVERING 
RAW MATERIALS REQUIREMENTS 
CHEMICAL COMPOSITION, % MAX 
(UNLESS SHOWN AS MIN OR MAX/MIN LIMITS GIVEN) 

STAINLESS STEEL 
C Mn P S Si Cu Mo Ni Cr Other
303 Austenitic ASTM A276 Type 303 0.15 2.00 0.20 0.15min 1.000.603 8.00 to 10.00 17.00 to 19.00
Stainless QQ-S-764 Class 303
Steel AISI 303
304 Austenitic ASTM A276 Type 304 0.08 2.00 0.045 0.030 1.00 8.00 to 12.00 18.00 to 20.00
Stainless QQ-S-763 Class 304
Steel AISI 304
305 Austenitic ASTM A276 Type 305 0.12 2.00 0.045 0.030 1.00 10.00 to 13.00 17.00 to 19.00
Stainless QQ-S-763 Class 305
Steel AISI 305
316 Austenitic ASTM A276 Type 316 0.08 2.00 0.045 0.030 1.00 2.00 to 3.00 10.00 to 14.00 16.00 to 18.00
Stainless QQ-S-763 Class 316
Steel AISI 316
XM7* Austenitic ASTM A493 Type XM7 0.10 2.00 0.045 0.030 1.00 3.0 to 4.0 8.00 to 10.00 17.00 to 19.00
Stainless
Steel
384 Austenitic AISI 384 0.08 2.00 0.045 0.030 1.00 17.00 to 19.00 15.00 to 17.00
Stainless
Steel
410 Martensitic Stainless SteelASTM A276 Type 410 QQ-S-763 Class 410
AISI 410
0.15 1.00 0.040 0.030 1.00 11.50
to 13.50
 
Application:

 Construction,automotive,marine,rail transit, compressor,furniture,military,electronics, drilling equipments etc, electronic products, food machinery, petrochemical industry, ship assembly, pump valve, pipe, building curtain wall, open places, etc.


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