Stainless Steel Bolt Nut 304/316/310S/410/431

Bolts and Nuts

 

MATERIAL GRADE
Stainless Steel
Alloy Steel
Duplex
Carbon Steel

Products
HV Bolts & Nuts
High Tensile Bolts
Hex Nuts
High Tensile Fasteners
Stainless Steel Fasteners
Washers
Stud Bolts
Foundation Bolts
Socket Head Screws
Threaded Bars
U Bolts

 

Fastener TypeDiameterGradesGradesGradesGrades
Hexagon boltsM-12 to M-100304 / 304 L316 / 316 L310 / 310 S410 / 431
Hex boltsM-12 to M-100304 / 304 L316 / 316 L310 / 310 S410 / 431
Hex cap screwsM-12 to M-100304 / 304 L316 / 316 L310 / 310 S410 / 431
Socket head cap screwsM-30 to M-72304 / 304 L316 / 316 L310 / 310 S410 / 431
Hex nutsM-30 to M-72304 / 304 L316 / 316 L310 / 310 S410 / 431
Hex lock nutsM-30 to M-72304 / 304 L316 / 316 L310 / 310 S410 / 431
Hex nylock nutsM-30 to M-64304 / 304 L316 / 316 L310 / 310 S410 / 431
Hex castle nutsM-12 to M-72304 / 304 L316 / 316 L310 / 310 S410 / 431
Heavy hex nutsM-12 to M-72304 / 304 L316 / 316 L310 / 310 S410 / 431
WashersM-12 to M-72304 / 304 L316 / 316 L310 / 310 S410 / 431
Stud boltsM-12 to M-72304 / 304 L316 / 316 L310 / 310 S410 / 431

 Comparison chart for international steel grades for stainless steel boltings

GradesEuropean NumberASTM gradeUNSBritish standardDIN
3041.4301ASTM A 193 Gr B8S 30400BS 970X 5CrNi1810
304 L1.4306ASTM A 320 Ge B8S 30403BS 970X 2CrNi1911
3161.4401ASTM A 193 Gr B8MS 31600BS 970X 5 CrNiMo 17 13 2
316 L1.4404ASTM A 320 Ge B8MS 31603BS 970X 2 CrNiMo 17 13 2
3101.4841ASTM A 479S 31000BS 970X 12 CrNi 25 21
310 S1.4845S 31008BS 970X 12 CrNi 25 21
4101.4006S 41000BS 970X 10Cr13
4311.4057S 43100BS 970X 20CrNi172
316S311.4401ASTM A 193 Gr B8MS 31600BS 970X 5 CrNiMo 17 12 2