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{"title":"ASTM A193 B7 Alloy Steel Stud Bolts with 12 Mm Cap Diameter and Corrosion","imgUrl":"https:\/\/img.chinax.com\/nimg\/cf\/97\/16af9aa5c6bd7e36c3a7fa9112f7-200x200-1\/astm_a193_b7_alloy_steel_stud_bolts_with_12_mm_cap_diameter_and_corrosion_resistant_hex_nut_for_marine_applications.jpg","attrs":{"Cap Diameter":"12 Mm","Standard":"ISO","Service":"OEM ODM Service","Sizerange":"M3 To M24"}}
{"title":"ASTM A193 B7 Alloy Steel Stud Bolts with 26mm Inner Diameter and Hex Head for","imgUrl":"https:\/\/img.chinax.com\/nimg\/04\/71\/cf08ccccc05b205d5cec517cd70d-200x200-1\/astm_a193_b7_alloy_steel_stud_bolts_with_26mm_inner_diameter_and_hex_head_for_heavy_duty_fastening.jpg","attrs":{"Certifiion":"ISO","Product Grade":"A Grade","Quality Control":"100% Inspected","Nuts Per Bolt":"3"}}
{"title":"Metric Bolts and Nuts ASTM A193 B7M NACE MR0175 Hex Head Fasteners for Sour Gas","imgUrl":"https:\/\/img.chinax.com\/nimg\/99\/e3\/78b927afcc5032392ee3d82ce2f2-200x200-1\/metric_bolts_and_nuts_astm_a193_b7m_nace_mr0175_hex_head_fasteners_for_sour_gas_service.jpg","attrs":{"Material Grade":"45 Steel","Size":"OD70 80 100mm","Dimensions":"Drawing","Drive Type":"Socket"}}
{"title":"Electroplating ASTM A193 B7M Corrosion Resistant Hex Head Bolts with Outer","imgUrl":"https:\/\/img.chinax.com\/nimg\/00\/68\/07588b725580e9bc3b7091790e9f-200x200-1\/electroplating_astm_a193_b7m_corrosion_resistant_hex_head_bolts_with_outer_diameter_40mm_for_sour_gas_service.jpg","attrs":{"Sizes":"M20,M24, M27,M30,M36,M42,M45","Processing Type":"Forging","Dimensions":"Customer Required","Cross Section Shape":"Custom-Shaped"}}
{"title":"ISO 898-1 Compliant Bolts and Nuts Grade 10.9 and 12.9 for Mechanical Assembly","imgUrl":"https:\/\/img.chinax.com\/nimg\/1c\/1c\/85bb83d0e01e420df9a3a894809e-200x200-1\/iso_898_1_compliant_bolts_and_nuts_grade_10_9_and_12_9_for_mechanical_assembly_industrial_fasteners.jpg","attrs":{"Standard":"ANSI","Standards Compliance":"ISO 898-1","Package":"Wooden","Specification":"M48 X 600"}}
{"title":"Flat Head Bolts and Nuts One Bolt Unit with Small Hole Diameter 12 Mm for Heavy","imgUrl":"https:\/\/img.chinax.com\/nimg\/f0\/a5\/6b7d7cfe6221026e46d1a0f02055-200x200-1\/flat_head_bolts_and_nuts_one_bolt_unit_with_small_hole_diameter_12_mm_for_heavy_industry.jpg","attrs":{"Screw Length":"Customize","Small Hole Diameter":"12 Mm","Thread Tolerance":"0.02","Nuts Per Bolt":"2, 3"}}
Comprehensive sizes from M3 to M24 designed for durable fastening solutions in demanding industrial and construction applications.
Product Overview
Our superior fastening solution combines robust Coach Bolt style with high-strength performance, engineered for reliability under heavy loads and harsh conditions. Ideal for structural frameworks, machinery assembly, and custom projects requiring precision and durability.
Key Materials
ISO 898-1 class 10.9 alloy steel, ASTM A307 Grade B carbon steel, ISO 3506 A2-70 stainless steel
Quality Standards
RoHS Compliant, 100% inspected quality control
Available Sizes
M20, M24, M27, M30, M36, M42, M45
Technical Specifications
Parameter
Specification
Quality Control
100% Inspected
Style
Coach Bolt
Cap Diameter
12 mm
Size Range
M3 to M24
Cross Section Shape
Custom-Shaped
Weight per Piece
Varies By Size
Quality Level
10.9, 12.9
Performance
High Strength
Material Standards
ASTM F593 stainless steel bolts with F594 nuts
ASTM A449 high strength carbon steel hex bolts
Super duplex stainless steel bolts S32750 / S32760
DIN 931 / DIN 933 hex bolts 8.8 zinc plated
ASTM A194 2HM nuts suitable for hydrogen service
ASTM A193 B7M bolts for sour gas service (NACE MR0175 compliant)
DIN 912 socket head cap screws class 12.9
Applications
Designed for critical applications requiring superior mechanical properties across diverse industrial and construction scenarios:
Construction sites and structural frameworks
Manufacturing plants and automotive assembly
Heavy machinery and infrastructure projects
Pressure vessels and offshore platforms
Low-temperature installations (-40°C to 150°C range)
Environments requiring HRC≥50 hardness rating
Customization Services
Extensive customization options available to meet specific project requirements:
Custom sizing and material selection
Custom-shaped cross sections
Bulk order consultation
Specialized coatings and platings
Technical guidance for application-specific requirements
Support & Services
Comprehensive technical support and professional services:
Installation guidance and torque specifications
Compatibility inquiries and troubleshooting
Material performance and fit analysis
Maintenance inspection recommendations
Expert consultation for application selection
For technical support, please have product specifications and batch number ready when contacting our team.
Best Alloy Engineering Alloy Pipe as s a reference point for excellence in the manufacture and distribution of fittings, piping, bends, forged flanges , clad products and specialties for the upstream, midstream and downstream sectors of oil & gas, thermal and nuclear power generation.
The C...
Best Alloy Engineering Alloy Pipe as s a reference point for excellence in the manufacture and distribution of fittings, piping, bends, forged flanges , clad products and specialties for the upstream, midstream and downstream sectors of oil & gas, thermal and nuclear power generation.
The C...