{"id":130,"date":"2026-04-20T09:55:04","date_gmt":"2026-04-20T01:55:04","guid":{"rendered":"https:\/\/metalstampingparts.ltd\/sheet-metal-gauge-chart\/"},"modified":"2026-06-09T17:05:40","modified_gmt":"2026-06-09T09:05:40","slug":"sheet-metal-gauge-chart","status":"publish","type":"post","link":"https:\/\/metalstampingparts.ltd\/ceb\/sheet-metal-gauge-chart\/","title":{"rendered":"palid nga metal Gauge Chart: Thickness Giya for Steel & Aluminum"},"content":{"rendered":"

palid nga metal Gauge Chart: Thickness Giya for Steel, Stainless, and Aluminum<\/h1>\n
\n

Choosing the wrong palid nga metal thickness is one of the fastest ways to blow a project budget. A part that’s too thin bends under load; one that’s too thick wastes material and drives up tooling costs. A reliable palid nga metal gauge chart<\/strong> eliminates the guesswork.<\/p>\n

\"Sheet<\/figure>\n

Gauge numbers work inversely to thickness \u2014 the higher the gauge, the thinner the sheet. Critically, a single gauge number does not produce the same thickness across all materials. For example, 20-gauge steel measures 0.953 mm (0.0375\u2033), while 20-gauge aluminum is 1.016 mm (0.0400\u2033) \u2014 a 6.6% difference. At lighter gauges the gap widens further. Using the wrong column in a generic table can introduce significant error in wall thickness.<\/p>\n

This guide provides the definitive palid nga metal gauge chart<\/strong> for carbon steel, stainless steel, and aluminum \u2014 covering gauges 7 through 30 in both millimeters and inches \u2014 along with practical application notes, material selection criteria, and industry tolerance standards.<\/p>\n

Complete palid nga metal Gauge Chart: Steel, Stainless Steel, and Aluminum<\/h2>\n

The table below lists nominal thickness values based on industry standards. Carbon steel values follow ASTM A1011<\/a> and tiggama gauge tables. Stainless steel follows ASTM A480<\/a> specifications. Aluminum values are based on ASTM B209<\/a> and Aluminum Association standards.<\/p>\n

Gauge 7\u201318 (Heavy to Medium Gauge)<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Gauge<\/th>\nCarbon Steel (mm)<\/th>\nCarbon Steel (in)<\/th>\nStainless Steel (mm)<\/th>\nStainless Steel (in)<\/th>\nAluminum (mm)<\/th>\nAluminum (in)<\/th>\n<\/tr>\n<\/thead>\n
7<\/td>\n4.762<\/td>\n0.1874<\/td>\n4.762<\/td>\n0.1874<\/td>\n5.258<\/td>\n0.2070<\/td>\n<\/tr>\n
8<\/td>\n4.191<\/td>\n0.1650<\/td>\n4.191<\/td>\n0.1650<\/td>\n4.699<\/td>\n0.1850<\/td>\n<\/tr>\n
9<\/td>\n3.746<\/td>\n0.1475<\/td>\n3.746<\/td>\n0.1475<\/td>\n4.191<\/td>\n0.1650<\/td>\n<\/tr>\n
10<\/td>\n3.416<\/td>\n0.1345<\/td>\n3.569<\/td>\n0.1405<\/td>\n3.658<\/td>\n0.1440<\/td>\n<\/tr>\n
11<\/td>\n3.035<\/td>\n0.1195<\/td>\n3.175<\/td>\n0.1250<\/td>\n3.264<\/td>\n0.1285<\/td>\n<\/tr>\n
12<\/td>\n2.657<\/td>\n0.1046<\/td>\n2.779<\/td>\n0.1094<\/td>\n2.908<\/td>\n0.1145<\/td>\n<\/tr>\n
13<\/td>\n2.299<\/td>\n0.0905<\/td>\n2.380<\/td>\n0.0937<\/td>\n2.540<\/td>\n0.1000<\/td>\n<\/tr>\n
14<\/td>\n1.984<\/td>\n0.0781<\/td>\n1.984<\/td>\n0.0781<\/td>\n2.223<\/td>\n0.0875<\/td>\n<\/tr>\n
15<\/td>\n1.745<\/td>\n0.0687<\/td>\n1.786<\/td>\n0.0703<\/td>\n1.905<\/td>\n0.0750<\/td>\n<\/tr>\n
16<\/td>\n1.511<\/td>\n0.0595<\/td>\n1.588<\/td>\n0.0625<\/td>\n1.651<\/td>\n0.0650<\/td>\n<\/tr>\n
17<\/td>\n1.359<\/td>\n0.0535<\/td>\n1.427<\/td>\n0.0562<\/td>\n1.473<\/td>\n0.0580<\/td>\n<\/tr>\n
18<\/td>\n1.270<\/td>\n0.0500<\/td>\n1.270<\/td>\n0.0500<\/td>\n1.270<\/td>\n0.0500<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Gauge 19\u201330 (Medium to Light Gauge)<\/h3>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Gauge<\/th>\nCarbon Steel (mm)<\/th>\nCarbon Steel (in)<\/th>\nStainless Steel (mm)<\/th>\nStainless Steel (in)<\/th>\nAluminum (mm)<\/th>\nAluminum (in)<\/th>\n<\/tr>\n<\/thead>\n
19<\/td>\n1.105<\/td>\n0.0435<\/td>\n1.113<\/td>\n0.0438<\/td>\n1.107<\/td>\n0.0436<\/td>\n<\/tr>\n
20<\/td>\n0.953<\/td>\n0.0375<\/td>\n0.914<\/td>\n0.0360<\/td>\n1.016<\/td>\n0.0400<\/td>\n<\/tr>\n
21<\/td>\n0.851<\/td>\n0.0335<\/td>\n0.813<\/td>\n0.0320<\/td>\n0.930<\/td>\n0.0366<\/td>\n<\/tr>\n
22<\/td>\n0.759<\/td>\n0.0299<\/td>\n0.711<\/td>\n0.0280<\/td>\n0.874<\/td>\n0.0344<\/td>\n<\/tr>\n
23<\/td>\n0.678<\/td>\n0.0267<\/td>\n0.635<\/td>\n0.0250<\/td>\n0.795<\/td>\n0.0313<\/td>\n<\/tr>\n
24<\/td>\n0.607<\/td>\n0.0239<\/td>\n0.559<\/td>\n0.0220<\/td>\n0.711<\/td>\n0.0280<\/td>\n<\/tr>\n
25<\/td>\n0.538<\/td>\n0.0212<\/td>\n0.508<\/td>\n0.0200<\/td>\n0.635<\/td>\n0.0250<\/td>\n<\/tr>\n
26<\/td>\n0.478<\/td>\n0.0188<\/td>\n0.457<\/td>\n0.0180<\/td>\n0.574<\/td>\n0.0226<\/td>\n<\/tr>\n
27<\/td>\n0.437<\/td>\n0.0172<\/td>\n0.406<\/td>\n0.0160<\/td>\n0.508<\/td>\n0.0200<\/td>\n<\/tr>\n
28<\/td>\n0.396<\/td>\n0.0156<\/td>\n0.356<\/td>\n0.0140<\/td>\n0.455<\/td>\n0.0179<\/td>\n<\/tr>\n
29<\/td>\n0.356<\/td>\n0.0140<\/td>\n0.305<\/td>\n0.0120<\/td>\n0.389<\/td>\n0.0153<\/td>\n<\/tr>\n
30<\/td>\n0.318<\/td>\n0.0125<\/td>\n0.254<\/td>\n0.0100<\/td>\n0.320<\/td>\n0.0126<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\n

Key Insight<\/strong>: At gauge 18, all three materials share a nominal thickness of 1.27 mm (0.050\u2033). Below gauge 18, stainless steel sheets become progressively thinner than carbon steel at the same gauge number, while aluminum sheets become thicker. Always verify against the correct material column.<\/p>\n<\/blockquote>\n

How palid nga metal Gauge Works<\/h2>\n

The palid nga metal gauge<\/strong> system originated in the early 19th century as a wire-drawing standard. Each gauge number originally represented the number of drawing dies a wire had passed through \u2014 more passes meant a thinner product. When the system was adopted for palid nga metal, manufacturers standardized the gauge-to-thickness relationships, but different materials received different scales.<\/p>\n

This is why a palid nga metal thickness chart<\/strong> is essential: you cannot assume gauge 16 means the same thing for steel and aluminum. In practice:<\/p>\n