what does dh for steel

Abrasion-Resistant Steel:Properties and Applications

  • AR400 vs. Ar450 vs. AR500 Understanding Abrasion-Resistant SteelWhat Is Abrasion-Resistant Steel Plate?How The Quenched and Tempered Process Creates AR PlateWhats with The F?What Is Through-Hardening?AR400 Versus Ar450 Versus Ar500+COMMAN ABBREVIATIONS USED WITH FASTENERS18-8 - Stainless Steel with 18% Chrome and 8% Nickel 2, 5 or 8 - Strength grade of screw or nut 2A (3A) - Class of Thread Fit for inch screws 2B (3B) - Class of Thread fit for inch nuts 2H - Nut strength level designation (ASTM A194 Grade 2H Heavy Hex Nut) 6g - Class of thread fit for metric screws 6H - of thread fit for metric nuts Bolt Depot - Bolt Grade Markings and Strength ChartAlloy steel, quenched and tempered:5mm - 100mm:830:940. 1040. Class 12.9 Alloy steel, quenched and tempered:1.6mm - 100mm:970:1100. 1220. Usually Stamped A-2 or A-4:A-2 & A-4 Stainless Steel alloy with chromium and nickel:All sizes thru 20mm:N/A:210 Min. 450 Typical 500 Min.

    DH - What does DH stand for? The Free Dictionary

    Looking for online definition of DH or what DH stands for? DH is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms DH - What does DH stand for? DH-2 tool steel - Metallurgy and other enigmas Jan 31, 2007 · D-2 was listed as a high carbon, high chromium cold work tool steel - sounds quite possible for an end use on CAT equipment. Analsis for D2 is listed as:C - 1.40 to 1.60, Cr - 11.00 to 13.00, Mn - .10 to .60, Mo .70 to 1.20, P & S both at .030 max, Si - .10 to .60, and V .50 to 1.10. DHgate - Official Site - Buy China Wholesale Products Special Offers for best products direct from China at cheap wholesale price:computers, cell phones, electronics, wedding dresses, fashion and clothing, toys, home and garden and much more on DHgate.

    FASTENER REFERENCE GUIDE

    DH Heavy Hex if Galv 1-1/8 - 1-1/2 74,000 105,000 C19 C30 81,000 Over 1-1/2 to 3 55,000 90,000 B90 B99 58,000 ASTM A354 - Grade BC Medium carbon alloy steel:quenched & tempered 1/4 - 2-1/2 105,000 125,000 C26 C36 109,000 ASTM A563 Grade C Heavy Hex, DH if Galv Over 2-1/2 95,000 115,000 C22 C33 99,000 SAE J429-Grade 8 Medium carbon alloy steel Grade Identification Markings for Nuts Specification ASTM A563 - Grade DH Carbon Steel, 1/4 - 4 175,000 150,000 C24 C38 Heavy Hex Quenched and Tempered ASTM A194 - Grade 2H Medium 1/4 - 1-1/2 175,000 150,000*** C24 C38 Heavy Hex Carbon Steel over 1-1/2 C38 ASTM A194 - Grade 8 AISI 304 1/4 - 1-1/2 80,000 B60 B105 Heavy Hex MGA Universal Tech - Bolt head markings and strength The strength and type of steel used in a bolt is supposed to be indicated by a raised mark on the head of the bolt. The type of mark depends on the standard to which the bolt was manufactured. Most often, bolts used in machinery are made to SAE standard J429, and bolts used in structures are made to various ASTM standards.

    Steel Standards - ASTM International

    ASTM's steel standards are instrumental in classifying, evaluating, and specifying the material, chemical, mechanical, and metallurgical properties of the different types of steels, which are primarily used in the production of mechanical components, industrial parts, and construction elements, as well as other accessories related to them. What is the Difference Between Mild Steel and High Tensile Oct 01, 2019 · Steel is a commonly used construction material across the world. From the earliest known production of steel in Anatolia in 1800 BC to the Wootz steel of South India in 6 th century BC to quench- hardened steel of China of 200 BC, there has always been upgradation in quality and production process of this most sought after alloy of iron and Structural Steel for Ships ::Total Materia Article

    • Applicable DocumentsManufactureHeat TreatmentMetallurgical StructureMechanical RequirementsASTM A131 / ABS AH36 / ABS DH36 / ABS EH36 - Chapel SteelASTM A131 / ABS AH36 / ABS DH36 / ABS EH36. A structural grade of steel plate utilized almost exclusively in the shipbuilding and offshore industries. This grade is defined as Higher Strength with specified minimum yield of 51 KSI. These products are offered in various conditions; AH36 in the control-rolled condition, DH36 in both the control-rolled and normalized condition, EH36 in the normalized