K M D Steel And Tube is the best prominent manufacturers, stockists, supplier & exporter for Carbon Steel Fasteners. These Fastners are well known for their high strength, ductility, good wear & tear capacity, longer life, dimensional accuracy, corrosion & abrasion resistant, smooth functioning, resistant to high temperature, static pressure & more. These Carbon Steel Fastener are made in different shapes, size & dimension and are delivered to customers as per their need & requirement. When it comes to packaging it is done with ultimate care because we know the ups & downs faced while import & export of product hence we make sure that the products are delivered in good conditions without damages. These Fasteners are made of best quality raw material and do match national & international quality standard and this helps us to have high demand in the market from our customers. The prices for these Fasteners are market friendly & customer oriented.
Standards | DIN, ASTM, BS and all International Standards | |||
---|---|---|---|---|
Specification | ASTM / ASME A/SA 193 / 194 | |||
Size | M02 to M33 | |||
Length | 3 mm to 200 mm | |||
Types | Hot Forged and Cold Forged |
BS 970: 1955 |
Chemical Composition |
|||||||
C % |
Si % |
Mn % |
Ni % |
Cr/strong> % |
Mo % |
S % |
P % |
|
EN3B |
0.25Max |
0.35Max |
1.0Max |
– |
– |
– |
0.06Max |
0.06Max |
EN1A |
0.07/0.15 |
0.10Max. |
0.80/1.20 |
– |
– |
– |
0.20/0.30 |
0.07Max |
EN8 |
0.35/0.45 |
0.05/0.35 |
0.60/1.00 |
– |
– |
– |
0.06Max |
0.06Max |
EN9 |
0.50/0.60 |
0.05/0.35 |
0.50/0.80 |
– |
– |
– |
0.06Max |
0.06Max |
EN16 |
0.30/0.40 |
0.10/0.35 |
1.30/1.80 |
– |
– |
0.20/0.35 |
0.05Max |
0.05Max |
EN19 |
0.35/0.45 |
0.10/0.35 |
0.50/0.80 |
– |
0.90/1.50 |
0.20/0.40 |
0.05Max |
0.05Max |
EN24 |
0.35/0.45 |
0.10/0.35 |
0.45/0.70 |
1.30/1.80 |
0.90/1.40 |
0.20/0.35 |
0.05Max |
0.05Max |
BS 970 1991 |
BS 970 1955 EN |
AISI/SAE |
Werkstoff |
070M20 |
EN3B |
1020 |
1.0402 |
220M07 |
EN1A |
1113 |
1.0711 |
230M07 |
EN1A |
1213 |
1.0715 |
080M40 |
EN8 |
1040 |
1.1186 |
080A42 |
EN8D |
1042 |
– |
070M55 |
EN9 |
1055 |
1.0535 |
605M36 |
EN16 |
– |
– |
708M40 |
EN19 |
4140 |
1.7225 |
817M40 |
EN24 |
4340 |
1.6582 |
Mechanical Properties ISO 898-1 Bolting | |||||||
Grade |
Material |
Size Range |
Tensile Strength MPa min. |
Proof Strength MPa min. |
Core Rockwell Hardness |
Yield Strength MPa min. |
|
Min. |
Max. |
||||||
4.6 |
Low or Medium Carbon Steel |
M5 – M39 3/16” – 1-1/2” |
400 |
225 |
B67 |
B99.5 |
240 |
8.8 |
Medium Carbon Steel Q+T |
M5 – M16 3/16” – 5/8” M18 – M39 11/16” – 1-1/2” |
800 830 |
580 600 |
C22 C23 |
C32 C34 |
640 660 |
10.9 |
Alloy Steel Q+T |
M5 – M39 3/16” – 1-1/2” |
1040 |
830 |
C32 |
C39 |
940 |
12.9 |
Alloy Steel Q+T |
M1.6 – M39 #0 – 1-1/2” |
1220 |
970 |
C39 |
C44 |
1100 |