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High Tensile Fasteners


We are the biggest manufacturers for high tensile fasteners in high tensile grades 8.8, 10.9 and 12.9 grades in India. Our production capacity starts from M-24 to M-64 in high tensile grades IS 1364, IS 1367 grade 8.8, 10.9 and 12.9 grades. We are manufacturing these bolts as per international standards EN ISO 898-1, EN ISO 4014, EN ISO 4017, EN ISO 4032, EN ISO 14399-4. The sizes manufactured by us are also available in full threaded condition ( EN ISO 4017 / DIN 933 / IS 1364 ) and in standard threaded condition ( EN ISO 4014 / DIN 931 / IS 1364 )

We have in our factory the complete set up for manufacturing these fasteners right from forging, machining and heat treatment.

Alloy Steel, high tensile fasteners
Dimension Description Diameter Length Finish Material Grade
ISO 4014 / DIN 931 High tensile fasteners M-12 to M-100 20 mm to 500 mm Plain / Zinc plated / HDG / Teflon / PTFE /  Zinc aluminum flake / Geomet 8.8 / 10.9
ISO 4017 / DIN 933 High tensile fasteners M-12 to M-100 20 mm to 500 mm 10.9 / 12.9
ASTM A 193 / ASTM A 194 High tensile fasteners 1/2" to 4" 3/4" to 20" ASTM A 193 B-7 / L-7 / B-16
BS 1768 High tensile fasteners 1/2" to 4" 20 mm to 500 mm ASTM A 193 B-7 / L-7 / B-16
Carbon Steel, mild steel fasteners
Dimension Description Diameter Length Finish Material Grade
ISO 4014 / DIN 931 Hex Head bolts M-12 to M-100 20 mm to 500 mm Plain / Zinc plated / HDG A2, A4, SS304, 304L, 316, 316L
ISO 4017 / DIN 933 Hex Head Screws M-12 to M-100 20 mm to 500 mm A2, A4, SS304, 304L, 316, 316L
ASTM A 193 / ASTM A 194 Hex Head bolts 1/2" to 4" 3/4" to 20" B8, B8M, B8T, class 2
BS 1768 Hex Head Screws 1/2" to 4" 20 mm to 500 mm B8, B8M, B8T, class 2
ASTM A 307 Hex Head bolts 1/2" to 4" 3/4" to 20" A , B , C

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