{"id":9266,"date":"2025-09-28T02:51:52","date_gmt":"2025-09-28T02:51:52","guid":{"rendered":"https:\/\/premiumalu.com\/?post_type=product&p=9266"},"modified":"2026-07-08T15:01:13","modified_gmt":"2026-07-08T15:01:13","slug":"a383-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ec%a3%bc%ec%a1%b0-%ed%95%a9%ea%b8%88","status":"publish","type":"product","link":"https:\/\/premiumalu.com\/ko\/%ec%a0%9c%ed%92%88\/a383-%ec%95%8c%eb%a3%a8%eb%af%b8%eb%8a%84-%ec%a3%bc%ec%a1%b0-%ed%95%a9%ea%b8%88\/","title":{"rendered":"A383 \uc54c\ub8e8\ubbf8\ub284 \uc8fc\uc870 \ud569\uae08"},"content":{"rendered":"

What Is A383 Aluminum Casting Alloy?<\/h2>\n

Linsy A383 is an aluminum-silicon-copper die casting alloy offering an excellent balance of high fluidity, superior pressure tightness, and good strength. It is preferred over A380 for intricate parts and those requiring improved hot-cracking resistance during casting. A383 achieves its properties in the as-cast (F) condition and performs reliably in high-pressure applications.<\/p>\n

Available A383 Aluminum Products<\/h2>\n

Linsy supplies A383 in the forms most useful for foundries and component buyers. Standard and custom dimensions are available; contact our team for non-listed sizes.<\/p>\n\n\n\n\n\n\n\n\n
Form<\/th>\nTypical Size \/ Specification<\/th>\nCommon Use<\/th>\n<\/tr>\n<\/thead>\n
Die casting<\/td>\nPer drawing; wall 0.8\u20136 mm<\/td>\nIntricate thin-wall dies<\/td>\n<\/tr>\n
Sand casting<\/td>\nPer drawing<\/td>\nLower-volume parts<\/td>\n<\/tr>\n
Permanent-mold casting<\/td>\nPer drawing<\/td>\nStructural components<\/td>\n<\/tr>\n
CNC-machined casting<\/td>\nTolerances per ISO 2768<\/td>\nFinished parts<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

A383 Specifications & Equivalent Designations<\/h2>\n

The tables below list the alloy’s common commercial and standard designations. Cross-references follow widely used naming systems; verify the exact designation required for your target market.<\/p>\n\n\n\n\n\n\n\n\n
System<\/th>\nDesignation<\/th>\n<\/tr>\n<\/thead>\n
Former \/ trade style<\/td>\nA383<\/td>\n<\/tr>\n
AA (Aluminum Association)<\/td>\nA383<\/td>\n<\/tr>\n
EN<\/td>\nEN AC- series (market dependent)<\/td>\n<\/tr>\n
ASTM<\/td>\nASTM B26 \/ B85 (castings), B179 (ingot)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Chemical Composition of A383 Aluminum<\/h2>\n

Composition limits below follow common casting-alloy standards. Values are weight percent, balance aluminum. Confirm exact limits against your required specification.<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Element<\/th>\nContent (wt.%)<\/th>\n<\/tr>\n<\/thead>\n
Si<\/td>\n9.5\u201311.5<\/td>\n<\/tr>\n
Fe<\/td>\n1.3 max<\/td>\n<\/tr>\n
Cu<\/td>\n2.0\u20133.0<\/td>\n<\/tr>\n
Mn<\/td>\n0.50 max<\/td>\n<\/tr>\n
Mg<\/td>\n0.10 max<\/td>\n<\/tr>\n
Zn<\/td>\n1.0 max<\/td>\n<\/tr>\n
Ni<\/td>\n0.50 max<\/td>\n<\/tr>\n
Others, each<\/td>\n0.05 max<\/td>\n<\/tr>\n
Others, total<\/td>\n0.15 max<\/td>\n<\/tr>\n
Al<\/td>\nRemainder<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Mechanical Properties by Temper<\/h2>\n

The values below are typical room-temperature properties for the indicated condition and should be confirmed against mill test data for your specific casting and heat treatment. Casting method, section thickness, and cooling rate affect results.<\/p>\n\n\n\n\n\n\n
Temper<\/th>\nTensile Strength (MPa)<\/th>\nYield Strength (MPa)<\/th>\nElongation (%)<\/th>\n<\/tr>\n<\/thead>\n
F (as-cast)<\/td>\n300\u2013320<\/td>\n145\u2013160<\/td>\n2.5\u20134.0<\/td>\n<\/tr>\n
T5<\/td>\n300\u2013320<\/td>\n150\u2013170<\/td>\n2.0\u20133.5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Temper Selection Guide<\/h2>\n

Choose the temper based on your priority between strength, ductility, and dimensional stability:<\/p>\n\n\n\n\n\n\n
Temper<\/th>\nWhen to Use<\/th>\n<\/tr>\n<\/thead>\n
F (as-cast)<\/td>\nAs-cast, no heat treatment. Best economy and dimensional stability for die and sand castings.<\/td>\n<\/tr>\n
T5<\/td>\nArtificially aged only (no solution treatment). Improved strength with lower cost and distortion than T6.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Key Characteristics of A383 Aluminum<\/h2>\n

Superior Fluidity<\/h3>\n

Higher silicon than A380 lets A383 fill very thin and complex die cavities with fewer cold-shut defects.<\/p>\n

Hot-Cracking Resistance<\/h3>\n

Improved resistance to hot tearing supports intricate geometries and large flat sections.<\/p>\n

Pressure Tightness<\/h3>\n

Fine, sound microstructure suits hydraulic and pneumatic housings.<\/p>\n

Common Applications<\/h2>\n