ASTM A193 Grade B8M Bolts
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A193 Grade B8M Bolts are made from AISI 316 Stainless Steel carbide arrangement treated. We fabricate these Bolts with extraordinary accuracy and Quality. These SA 193 B8M Bolts are likewise noted as B8M Bolts. We at TorqBolt Stock and Supply these Bolt Fasteners in different sizes and Coatings.
Regardless of whether you are searching for producers of grouped screws, strung latches, and visually impaired clasp of each sort, Rimco is the head hotspot for you. Perceived Bolting Specialist in ASIA, Africa and Middle East. Our ASTM A193 Grade B8M Bolts Fasteners are generally utilized in number of ventures, for example, aviation, guard, automotive,petrochemical, squander handling, marine and pharmaceutical divisions. Purchase custom ASTM A193 Grade B8M Bolts Fasteners made with ASTM A193 Grade B8M Bolts in briefest conveyance time.
ASTM A193 Grade B8M Bolts latches are like Grade B8 yet rather are produced from AISI 316 treated steel instead of AISI 304 tempered steel. Type 316 pure offers better erosion obstruction than sort 304 spotless because of the additional molybdenum. Review B8M Class 1 clasp require carbide arrangement treatment, while Class 2 latches require an extra strain solidifying activity which expands the quality and diminishes the vulnerability to galling.
ASTM A193 particular spreads compound and hardened steel dashing for weight vessels, valves, ribs, and fittings for high temperature or high weight benefit, or other extraordinary reason applications. A few evaluations are secured, including ferritic steels and austenitic treated steels assigned B5, B6, B7, B8, B8M, and so on.
Determination will rely on configuration, benefit conditions, mechanical properties, and high temperature qualities. This detail is communicated in both inch-pound units, in SI units; be that as it may, except if the buy request or contract determines the relevant A193M particular assignment (SI units), the inch-pound units will apply.
ASTM A193 B8M Bolts Specification
| ASTM A193 B8M Bolt Type | ASTM A193 B8M Anchor Bolt, Carriage Bolt, Flange Bolt, 12 Point Bolt, Hex and Hex Flange Bolts, Hex Head Cap Screw, Place Bolt, Socket Head Cap Screws, Hanger Bolt, Hexagon Bolt / Tap Bolt, Lag Bolt, Machine Bolt, Plow Bolt, Shoulder Bolt, Square Head Bolt, Stud Bolt, T-Head Bolt, Toggle Bolt, U-Bolt |
|---|---|
| Inch | #0000 -3" (customized sizes available) |
| Metric | M1.6 - M48 |
| Length | Customized Length |
| Grade | Non Ferrous, 12.9, 10.9, 9.8, 8.8, 5.8, 4.6, B8, 2, 5, 8, L9 |
| Material | Brass, Bronze / Copper Base Alloy, Copper, Molybdenum, Steel, Hardened Steel, Stainless Steel, Superalloy (Inconel, 718 Bolts, Hastelloy, Monel), Titanium, Exotic Metals, Other |
| Method | Cold forming, Hot Forging, Wire Forming |
| Fastener Standards | ASME / ANSI, BS, DIN, ISO, JIS, SAE, Other |
| Application Industries & uses | Agriculture, Automotive, Construction and Infrastructure, Energy, Transportation |
| Testing Methods | ASTM E38, E76 and E354, ASTM E53, E54, E62, E75and E478, ASTM E34, E101 and E227, ASTM E 120 and E1409. |
| Threads Configuration | ASME B1.1 2A/3A – 2B/3B Inch Unified Threads and B1.13M 6h-6G Metric Coarse Threads |
| Thread Diameters | M6 to M36 |
| Certification | Dual Certified As per ASTM & ASME Codes |
ASTM Standards Of ASTM A193 B8M Bolts
| ASTM A193 B7 | Alloy steel, AISI 4140/4142 quenched and tempered |
| ASTM A193 B8 | Class 1 Stainless steel, AISI 304, carbide solution treated. |
| ASTM A193 B8M | Class 1 Stainless steel, AISI 316, carbide solution treated. |
| ASTM A193 B8 | Class 2 Stainless steel, AISI 304, carbide solution treated, strain hardened |
| ASTM A193 B8M | Class 2 Stainless steel, AISI 316, carbide solution treated, strain hardened |
ASTM A193 B8M Bolts Characteristics
| Grade | Description | Diameter | Tensile Strength, min. | Yield Strength, min. | Hardness, max. | Marking |
| ASTM A193 B7 | Chromium-Molybdenum | 2 1/2” and under | 125 | 105 | 321 HB or 35 HRC | B8 |
| over 2 1/2” to 4” | 115 | 95 | 321 HB or 35 HRC | |||
| over 4” to 7” | 100 | 75 | 321 HB or 35 HRC | |||
| ASTM A193 B8M class 1 | S30400 (304) | all | 75 | 30 | 223 HB or 96 HRB | B8 |
| ASTM A193 B8M B8M class 2 | S30400 (304) | 3/4” and under | 125 | 100 | 321 HB or 35 HRC | B8SH |
| over 3/4” to 1” | 115 | 80 | 321 HB or 35 HRC | |||
| over 1” to 1 1/4” | 105 | 65 | 321 HB or 35 HRC | |||
| over 1 1/4” to 1 1/2” | 100 | 50 | 321 HB or 35 HRC | |||
| ASTM A193 B8M class 1 | S31600 (316) | all | 75 | 30 | 223 HB or 96 HRB | B8M |
| ASTM A193 B8M class 2 | S31600 (316) | 3/4” and under | 110 | 95 | 321 HB or 35 HRC | B8MSH |
| over 3/4” to 1” | 100 | 80 | 321 HB or 35 HRC | |||
| over 1” to 1 1/4” | 95 | 65 | 321 HB or 35 HRC | |||
| over 1 1/4” to 1 1/2” | 90 | 50 | 321 HB or 35 HRC |
Chemical Composition
| Element | Austenitic Stainless Steel |
|---|---|
| AISI 316 / 316L | |
| CompositionA, % | |
| Carbon | 0.08 max |
| Manganese | 2.00 |
| Phosphorus | 0.045 max |
| Sulfur | 0.030 max |
| Silicon | 1.00 max |
| Chromium | 16.00 - 18.00 |
| Nickel | 10.00 - 14.00 |
| Molybdenum | 2.00 - 3.00 |
Mechanial Description
| Tensile Class | Diameter, Inch | Tensile Strength, min, ksi |
Yield Strength, min, 0.2% offset, ksi |
Elongation in 4D, min, % |
Reduction of Area, min, % |
Hardness, max |
|
|---|---|---|---|---|---|---|---|
| Class 1A | All Sizes | 75 | 30 | 30 | 50 | 223 HBW or 96 HRB | |
Class 2B,C |
3/4 and under | 110 | 95 | 15 | 45 | 321 HBW or 35 HRC |
|
| over 3/4 to 1 inclusive | 100 | 80 | 20 | 45 | |||
| over 1 to 1-1/4 inclusive | 95 | 65 | 25 | 45 | |||
| over 1-1/4 to 1-1/2 inclusive | 90 | 50 | 30 | 45 | |||
Mechanical Properties
| Grade | Size | Tensile ksi, min | Yield, ksi, min | Elong, %, min | RA % min | HBW | HRC |
|---|---|---|---|---|---|---|---|
| B8M Class 1 | All | 75 | 30 | 30 | 50 | 223 max | 96 max |
| B8M Class 2 | Up to 3/4 | 110 | 95 | 15 | 45 | 321 max | 35 max |
| 7/8 - 1 | 100 | 80 | 20 | 45 | |||
| 1-1/8 - 1-1/4 | 95 | 65 | 25 | 45 | |||
| 1-3/8 - 1-1/2 | 90 | 50 | 30 | 45 |
Available ASTM A193 B8M Bolts Other Types
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ASTM A193 B8M Bolts Industrial Applications
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COATINGS
