{"id":371,"date":"2013-04-02T14:19:05","date_gmt":"2013-04-02T14:19:05","guid":{"rendered":"http:\/\/www.pwrmfg.com\/power-manufacturing\/?page_id=371"},"modified":"2013-04-02T14:28:37","modified_gmt":"2013-04-02T14:28:37","slug":"bolt-grade","status":"publish","type":"page","link":"http:\/\/www.pwrmfg.com\/power-manufacturing\/specialty-bolt-products\/bolt-grade\/","title":{"rendered":"Bolt Grade"},"content":{"rendered":"

Bolt Grade Markings and Strength Chart<\/h1>\n
\n\n\n\n\n\n\n\n\n\n\n
\n

Head Markings<\/b><\/p>\n<\/td>\n

\n

Grade or Class<\/b><\/p>\n<\/td>\n

\n

Material<\/b><\/p>\n<\/td>\n

\n

Nominal Size Range
\n<\/b>(Inches)<\/b><\/p>\n<\/td>\n

\n

Mechanical Properties<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

Proof Load <\/strong>(psi)<\/p>\n<\/td>\n

\n

Minimum Yield Strength <\/strong>(psi)<\/p>\n<\/td>\n

\n

Minimum Tensile Strength <\/strong>(psi)<\/p>\n<\/td>\n<\/tr>\n

\n

American Bolts<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

\"boltmark-01\"No Markings<\/p>\n<\/td>\n

\n

Grade 2<\/strong><\/p>\n<\/td>\n

\n

Low or Medium Carbon Steel<\/p>\n<\/td>\n

\n

1\/4 thru 3\/4<\/p>\n<\/td>\n

\n

55,000<\/p>\n<\/td>\n

\n

57,000<\/p>\n<\/td>\n

\n

74,000<\/p>\n<\/td>\n<\/tr>\n

\n

Over 3\/4 thru 1-1\/2<\/p>\n<\/td>\n

\n

33,000<\/p>\n<\/td>\n

\n

36,000<\/p>\n<\/td>\n

\n

60,000<\/p>\n<\/td>\n<\/tr>\n

\n

\"boltmark-02\"3 Radial Lines<\/p>\n<\/td>\n

\n

Grade 5<\/strong><\/p>\n<\/td>\n

\n

Medium Carbon Steel, Quenched and Tempered<\/p>\n<\/td>\n

\n

1\/4 thru 1<\/p>\n<\/td>\n

\n

85,000<\/p>\n<\/td>\n

\n

92,000<\/p>\n<\/td>\n

\n

120,000<\/p>\n<\/td>\n<\/tr>\n

\n

Over 1 thru 1-1\/2<\/p>\n<\/td>\n

\n

74,000<\/p>\n<\/td>\n

\n

81,000<\/p>\n<\/td>\n

\n

105,000<\/p>\n<\/td>\n<\/tr>\n

\n

\"boltmark-03\"6 Radial Lines<\/p>\n<\/td>\n

\n

Grade 8<\/strong><\/p>\n<\/td>\n

\n

Medium Carbon Alloy Steel, Quenched and Tempered<\/p>\n<\/td>\n

\n

1\/4 thru 1-1\/2<\/p>\n<\/td>\n

\n

120,000<\/p>\n<\/td>\n

\n

130,000<\/p>\n<\/td>\n

\n

150,000<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

<\/h1>\n

<\/h1>\n

<\/h1>\n

<\/h1>\n

Bolt Grade Markings and Strength Chart<\/h1>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n
\n

Bolt Grade Markings and Strength Chart Stainless markings vary. Most stainless is non-magnetic<\/p>\n<\/td>\n

\n

18-8 Stainless<\/strong><\/p>\n<\/td>\n

\n

Steel alloy with 17-19% Chromium and 8-13% Nickel<\/p>\n<\/td>\n

\n

1\/4 thru 5\/8<\/p>\n<\/td>\n

<\/td>\n\n

40,000 Min. 80,000 \u2013 90,000 Typical<\/p>\n<\/td>\n

\n

100,000 \u2013 125,000 Typical<\/p>\n<\/td>\n<\/tr>\n

\n

3\/4 thru 1<\/p>\n<\/td>\n

<\/td>\n\n

40,000 Min. 45,000 \u2013 70,000 Typical<\/p>\n<\/td>\n

\n

100,000 Typical<\/p>\n<\/td>\n<\/tr>\n

\n

Above 1<\/p>\n<\/td>\n

<\/td>\n\n

80,000 \u2013 90,000 Typical<\/p>\n<\/td>\n<\/tr>\n

\n

Metric Bolts<\/b><\/p>\n<\/td>\n<\/tr>\n

\n

\"boltmark-04\"8.8<\/p>\n<\/td>\n

\n

Class 8.8<\/strong><\/p>\n<\/td>\n

\n

Medium Carbon Steel, Quenched and Tempered<\/p>\n<\/td>\n

\n

All Sizes thru 1-1\/2<\/p>\n<\/td>\n

\n

85,000<\/p>\n<\/td>\n

\n

92,000<\/p>\n<\/td>\n

\n

120,000<\/p>\n<\/td>\n<\/tr>\n

\n

\"boltmark-05\"10.9<\/p>\n<\/td>\n

\n

Class 10.9<\/strong><\/p>\n<\/td>\n

\n

Alloy Steel, Quenched and Tempered<\/p>\n<\/td>\n

\n

All Sizes thru 1-1\/2<\/p>\n<\/td>\n

\n

120,000<\/p>\n<\/td>\n

\n

130,000<\/p>\n<\/td>\n

\n

150,000<\/p>\n<\/td>\n<\/tr>\n

\n

Stainless markings vary. Most stainless is non-magnetic<\/p>\n<\/td>\n

\n

A-2 Stainless<\/strong><\/p>\n<\/td>\n

\n

Steel alloy with 17-19% Chromium and 8-13% Nickel<\/p>\n<\/td>\n

\n

1\/4 thru 5\/8<\/p>\n<\/td>\n

<\/td>\n\n

40,000 Min. 80,000 \u2013 90,000 Typical<\/p>\n<\/td>\n

\n

100,000 \u2013 125,000 Typical<\/p>\n<\/td>\n<\/tr>\n

\n

3\/4 thru 1<\/p>\n<\/td>\n

<\/td>\n\n

40,000 Min. 45,000 \u2013 70,000 Typical<\/p>\n<\/td>\n

\n

100,000 Typical<\/p>\n<\/td>\n<\/tr>\n

\n

Above 1<\/p>\n<\/td>\n

<\/td>\n\n

80,000 \u2013 90,000 Typical<\/p>\n<\/td>\n<\/tr>\n

\n

Tensile Strength:<\/strong> The maximum load in tension (pulling apart) which a material can withstand before breaking or fracturing.
\nYield Strength:<\/strong> The maximum load at which a material exhibits a specific permanent deformation
\nProof Load:<\/strong> An axial tensile load which the product must withstand without evidence of any permanent set.<\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n

<\/h1>\n","protected":false},"excerpt":{"rendered":"

Bolt Grade Markings and Strength Chart Head Markings Grade or Class Material Nominal Size Range (Inches) Mechanical Properties Proof Load (psi) Minimum Yield Strength (psi) Minimum Tensile Strength (psi) American Bolts No Markings Grade 2 Low or Medium Carbon Steel … Continue reading →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":6,"menu_order":1,"comment_status":"closed","ping_status":"open","template":"page-products.php","meta":{"spay_email":""},"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/P8HaVP-5Z","jetpack-related-posts":[{"id":255,"url":"http:\/\/www.pwrmfg.com\/power-manufacturing\/anchor-bolts\/","url_meta":{"origin":371,"position":0},"title":"Anchor Bolts","date":"April 1, 2013","format":false,"excerpt":"Specifications\u00a0 F1554 was introduced in 1994. This is the newest fastener specification by the American Society for Testing and Material (ASTM). F1554 covers anchor bolts designed to anchor structural supports to concrete foundations. The chemical requirements, mechanical properties, and dimensional tolerance are all encompassed under the F1554 specifications. F1554 anchor\u2026","rel":"","context":"Similar post","img":{"alt_text":"","src":"https:\/\/i0.wp.com\/www.pwrmfg.com\/power-manufacturing\/wp-content\/uploads\/2013\/04\/ANCHOR_BOLT_TYPES.jpg?resize=350%2C200","width":350,"height":200},"classes":[]},{"id":361,"url":"http:\/\/www.pwrmfg.com\/power-manufacturing\/specialty-bolt-products\/fastener-materials\/","url_meta":{"origin":371,"position":1},"title":"About Fastener Materials","date":"April 2, 2013","format":false,"excerpt":"General Fasteners are manufactured in a wide range of materials from common steel to titanium, plastic and other exotic materials. 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ATEB5805 8 130 ATEB5810 10 148 ATEB5812 12 166 ATEB5814 14 184 ATEB5816 16 202 ATEB5818 18 220 ATEB5820 20 238 *Drop Forged Stainless Steel Type 316. *Minimal length of\u2026","rel":"","context":"Similar post","img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":743,"url":"http:\/\/www.pwrmfg.com\/power-manufacturing\/oval-eye-bolts\/","url_meta":{"origin":371,"position":3},"title":"Oval Eye Bolts","date":"March 24, 2015","format":false,"excerpt":"Please Note: EYE RODS \/ EYE BOLTS:\u00a0Eye Bolts and Anchor \u00a0 \u00a0 Rods will not look exactly like catalog drawings. 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For more information\u2026","rel":"","context":"Similar post","img":{"alt_text":"Power manufacturing heading","src":"https:\/\/i1.wp.com\/www.pwrmfg.com\/power-manufacturing\/wp-content\/uploads\/2013\/03\/Power-manufacturing-heading.png?resize=350%2C200","width":350,"height":200},"classes":[]}],"_links":{"self":[{"href":"http:\/\/www.pwrmfg.com\/power-manufacturing\/wp-json\/wp\/v2\/pages\/371"}],"collection":[{"href":"http:\/\/www.pwrmfg.com\/power-manufacturing\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/www.pwrmfg.com\/power-manufacturing\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/www.pwrmfg.com\/power-manufacturing\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.pwrmfg.com\/power-manufacturing\/wp-json\/wp\/v2\/comments?post=371"}],"version-history":[{"count":4,"href":"http:\/\/www.pwrmfg.com\/power-manufacturing\/wp-json\/wp\/v2\/pages\/371\/revisions"}],"predecessor-version":[{"id":381,"href":"http:\/\/www.pwrmfg.com\/power-manufacturing\/wp-json\/wp\/v2\/pages\/371\/revisions\/381"}],"up":[{"embeddable":true,"href":"http:\/\/www.pwrmfg.com\/power-manufacturing\/wp-json\/wp\/v2\/pages\/6"}],"wp:attachment":[{"href":"http:\/\/www.pwrmfg.com\/power-manufacturing\/wp-json\/wp\/v2\/media?parent=371"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}