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Question: What is the ASTM specification for stainless steel washers?

Answer: Stainless steel washers are not made to an ASTM specification; they are only made to raw material specifications. Read More...

Question: Does the F1554 specification cover wedge anchors?

Answer: No. The ASTM F1554 specification clearly addresses the type of bolts that are covered under this specification, and which types of fasteners are not. Read More...

Question: What is the length tolerance for a bolt?

Answer: ASME B18.2.1 has a table that deals with the length tolerance for square, hex, heavy hex, and askew head bolts.

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Question: Can I weld to your malleable beveled washers?

Answer: Along with shear plates and round malleable washers, malleable beveled washers are made with ASTM A47 cast malleable iron.

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Question: Do torque charts for tensioning fasteners apply to anchor bolts?

Answer: The AISC Steel Construction Manual, 13th Edition has this to say about anchor rod nut installation.

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Question: Can the anchor bolts type ASTM F1554 grade 36 be replaced with ASTM A307 grade 36?

Answer: ASTM A36 is a steel grade, not a bolt specification. A307 and F1554 grade 36 are ASTM specifications covering bolts. Read More...

Question: Can I substitute Grade 5 or A449 bolts for F1554 grade 55 bolts?

Answer: In most circumstances the answer is no. For Grade 5 the answer is never. Read More...

Question: Will imported A307 grade A hex bolts meet the requirements of F1554 grade 36?

Answer: Anchor bolts which are embedded in concrete and used for structural anchorage purposes can assume several forms. Read More...

Question: Does commercially available mild steel all thread rod meet ASTM F1554 grade 36?

Answer: In almost all cases, commercially available all thread rod will not meet F1554 grade 36. Read More...

Question: Can an A563 Grade DH high strength heavy hex nut be substituted for a lower strength A563 Grade A hex nut?

Answer: Yes. According to ASTM A563, the specification covering carbon and alloy steel nuts, the supplier may supply any higher strength nut at anytime, but the supplier must give notice to the purchaser that the substitution is being made. Read More...