AS1163 C450
TUSPIPE manufactures steel pipes that meet the AS1163 C450 standard. Our C450 steel pipes are high in strength and reliability, making them the preferred product for demanding structural applications.
AS1163 C450
AS1163 C450 is a steel grade of hollow section steels specified in the AS/NZS 1163 standard. The nominal minimum yield strength of hollow sections is used to determine the grade classification (in MPa). The prefix “C” is used before the value of the nominal yield strength of the steel to indicate that the section is cold-formed. Only cold-formed structural steel hollow sections are covered by AS1163. Also, if the number is followed by a suffix “L0”, this steel grade must meet the impact test requirements. As a result, AS1163 C450 means cold-formed structural steel hollow sections with 450 MPa minimum yield strength, and no impact test required. This makes it an ideal choice for a variety of applications, such as beams, columns, trusses, and piping. Thanks to its high strength and formability, AS1163 C450 is a versatile material that can be used in a wide range of projects.
AS1163 is an オーストラリア/ニュージーランド規格 that covers the requirements for cold-formed, electric resistance-welded, steel hollow sections used for structural purposes. It applies to structural hollow sections formed cold without subsequent heat treatment. The Standard considers three strength grades, with or without impact properties, that are suitable for welding. This Standard is important because it ensures that steel hollow sections used for structural purposes meet minimum requirements for strength, ductility, elongation, weldability, and fracture toughness. This Standard is essential for anyone who produces or uses steel hollow sections in structural applications. By ensuring that these products meet minimum standards, AS1163 helps to protect both consumers and producers from sub-standard products. In addition, the Standard helps to ensure that steel hollow sections are safe and fit for their intended purpose. As a result, AS/NZS 1163 is an important document that should be consulted by anyone involved in the production or use of steel hollow sections.
タスパイプを選ぶ理由
1998年以来、天津聯合鋼管有限公司(TUSPIPE)は高品質のラインパイプの供給に尽力しています。
年間生産能力は50万トンを超え、石油・ガス開発、送電、船舶・自動車建造、水・電気、環境保護、機械工学、インフラ建設など、さまざまな分野・業界にサービスを提供している。
TUSPIPEは製品の品質を重視し、厳格な品質管理を行っている。製品の品質を維持するため、2004年から試験検査センターを設立しました。最新の試験・検査設備を備え、引張試験、水力試験、衝撃試験、DWTTなどを実施することができます。
Dimensions and Sizes of AS1163 C450 Pipe
| 外径 | 厚さ | 単位長さ当たりの質量 | 外径 | 厚さ | 単位長さ当たりの質量 |
|---|---|---|---|---|---|
| O .D . | W .T . | 重量 | O .D . | W .T . | 重量 |
| mm | mm | kg / m | mm | mm | kg / m |
| 42.4 | 3.2 | 3.09 | 165.1 | 3.0 | 12.00 |
| 42.4 | 4.0 | 3.79 | 165.1 | 3.5 | 13.90 |
| 42.4 | 4.9 | 4.53 | 165.1 | 5.0 | 19.70 |
| 48.3 | 3.2 | 3.56 | 165.1 | 5.4 | 21.30 |
| 48.3 | 4.0 | 4.37 | 168.3 | 4.8 | 19.40 |
| 48.3 | 5.4 | 5.71 | 168.3 | 6.4 | 25.60 |
| 60.3 | 3.6 | 5.03 | 168.3 | 7.1 | 28.20 |
| 60.3 | 4.5 | 6.19 | 219.1 | 4.8 | 25.40 |
| 60.3 | 5.4 | 7.31 | 219.1 | 6.4 | 33.60 |
| 76.1 | 2.3 | 4.19 | 219.1 | 8.2 | 42.60 |
| 76.1 | 3.2 | 5.75 | 273.1 | 4.8 | 31.80 |
| 76.1 | 3.6 | 6.44 | 273.1 | 6.4 | 42.10 |
| 76.1 | 4.5 | 7.95 | 273.1 | 9.3 | 60.50 |
| 76.1 | 5.9 | 10.20 | 323.9 | 6.4 | 50.10 |
| 88.9 | 2.6 | 5.53 | 323.9 | 9.5 | 73.70 |
| 88.9 | 3.2 | 6.76 | 323.9 | 12.7 | 97.50 |
| 88.9 | 4.0 | 8.38 | 355.6 | 6.4 | 55.10 |
| 88.9 | 4.8 | 9.96 | 355.6 | 9.5 | 81.10 |
| 88.9 | 5.0 | 10.30 | 355.6 | 12.7 | 107.00 |
| 88.9 | 5.5 | 11.30 | 406.4 | 6.4 | 63.10 |
| 88.9 | 5.9 | 12.10 | 406.4 | 9.5 | 93.00 |
| 101.6 | 2.6 | 6.35 | 406.4 | 12.7 | 123.00 |
| 101.6 | 3.2 | 7.77 | 457.0 | 6.4 | 71.10 |
| 101.6 | 4.0 | 9.63 | 457.0 | 9.5 | 105.00 |
| 101.6 | 5.0 | 11.90 | 457.0 | 12.7 | 139.00 |
| 114.3 | 3.2 | 8.77 | 508.0 | 6.4 | 79.20 |
| 114.3 | 3.6 | 9.83 | 508.0 | 9.5 | 117.00 |
| 114.3 | 4.5 | 12.20 | 508.0 | 12.7 | 155.00 |
| 114.3 | 4.8 | 13.00 | 610.0 | 6.4 | 95.30 |
| 114.3 | 5.4 | 14.50 | 610.0 | 9.5 | 141.00 |
| 114.3 | 6.0 | 16.00 | 610.0 | 12.7 | 187.00 |
| 139.7 | 3.0 | 10.10 | - | ||
| 139.7 | 3.5 | 11.80 | |||
| 139.7 | 5.0 | 16.60 | |||
| 139.7 | 5.4 | 17.90 | |||
Chemical Composition of AS1163 C450 Pipes
When conducting a chemical analysis of AS1163 C450 materials, it is important to use a reliable method of sampling in order to get accurate results. The method of sampling should be in accordance with AS/NZS 1050.1 or ISO 14284 in order to ensure that the results are accurate. The chemical composition should be determined in accordance with AS/NZS 1050 series Standards or other procedures that have the same, or better, degree of accuracy. This will ensure that the results of the chemical analysis are accurate and can be used to make decisions about the composition of the material being tested.
| グレード | Chemical Composition of AS/NZS 1163 C450 materials (Cast or product analysis) % max. | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| C | Si | ムン | P | S | Cr | モ | アル | ティ | マイクロ合金エレメント | CE | |
| AS/NZS 1163 C450 | 0.2 | 0.25 | 1.7 | 0.03 | 0.03 | 0.3 | 0.35 | 0.1 | 0.04 | 0.15 | 0.43 |
Mechanical Properties of AS1163 C450 Materials
AS1163 C450 materials are used in a variety of construction applications, and it is important to understand their mechanical properties to ensure that they will be able to perform as intended. Tensile tests, impact tests, and flattening tests are all essential for assessing the strength and durability of these materials. The tensile test measures a material’s ability to withstand pulling forces, while the impact test measures its resistance to shattering forces. The flattening test, meanwhile, assesses a material’s ability to resist crushing forces.
- AS/NZS 1163 C450 Tensile Test Requirements
| グレード | 最低降伏強さ MPa | 最小引張強さ MPa | ゲージ長に対する最小伸び 5.65√S√（注）% | |||||
|---|---|---|---|---|---|---|---|---|
| 円形中空断面 d0 / t | 長方形中空断面 b / t , d / t | |||||||
| ≤15 | >15≤30 | >30 | ≤15 | >15≤30 | >30 | |||
| C250,C250LO | 250 | 320 | 18 | 20 | 22 | 14 | 16 | 18 |
| C350,C350LO | 350 | 430 | 16 | 18 | 20 | 12 | 14 | 16 |
| C450,C450L0 | 450 | 500 | 12 | 14 | 16 | 10 | 12 | 14 |
| 注：これらの限界は、引張試験を行った面に適用される。すなわち、RHSの場合、b / tまたはd / t比の使用は、試験片がどちらの面から切断されるかに依存する。SHSの場合、比率は1つしかない（b = d）。 | ||||||||
- AS/NZS 1163 C450 Charpy V-Notch Impact Test Requirements
| シャルピーV-ノッチ衝撃試験要求事項 | |||||||
|---|---|---|---|---|---|---|---|
| グレード | 試験温度 ℃ | 最小吸収エネルギー | |||||
| テストピースのサイズ | |||||||
| 10 mm x 10 mm | 10 mm x 7.5 mm | 10mmx5mm | |||||
| 平均 3テスト平均 | 個別テスト | 平均 3テスト平均 | 個別テスト | 平均 3テスト平均 | 個別テスト | ||
| C250LO C350L0 C450LO | 0 | 27 | 20 | 22 | 16 | 18 | 13 |
The tolerances of AS1163 C450 Standard
AS1163 C450 is a set of standards for cold-formed hollow sections. The standards cover two main aspects: shape and mass tolerances, and length tolerances. As can be seen from the tables below, the tolerances are relatively tight, especially for mass. This is due to the fact that hollow sections are often used in load-bearing applications, and even small deviations from the nominal dimensions can lead to significant changes in performance. As a result, it is important to ensure that cold-formed hollow sections meet the tolerances given in the tables below. Doing so will help to ensure that they perform as intended and do not fail prematurely.
- AS/NZS 1163 C450 Tolerance for Shape and Mass
| 特徴 | 円形中空セクション | 正方形および長方形の中空セクション |
|---|---|---|
| 外形寸法（do、d、b） | ±1%、最小±0.5mm、最大±10mm | ±1%、最小±0.5mm |
| 厚さ ( t ) | 406.4mm以下の場合：±10% 406.4mm以上の場合：±10% 最大±2mm | ±10% |
| アウト・オブ・ラウンドネス（O） | 直径／厚さ比が100を超えない中空部の±2%（注1参照） | - |
| 凹凸（注2参照） | - | 最大0.8%または0.5mmのいずれか大きい方 |
| 側面の直角度 | - | 90°±1° |
| 外部コーナープロファイル | - | 表5参照 |
| ツイスト ( v ) | - | 2 mm +0.5 mm / mの長さ |
| 真直度（注3参照） | 全長の0.20% | 全長の0.15% |
| 単位長さ当たりの質量（m | 規定質量の0.96倍以上（注4）。 | |
| 注意事項 ： 1 直径／厚さ比が100を超える場合、真円度公差は製造者と購入者の合意の対象となる。 製造者と購入者の合意の対象となる。 2 凹凸の公差は、外形寸法の公差とは無関係である。 3 真直度公差は、任意の一平面における真直度に適用される。 4 他の要件に代えて、指定された質量は、第 15 条に記載された公称質量とみなされる。 | ||
- AS/NZS 1163 C450 Tolerance on Length
| 長さの種類 | 範囲 mm | 寛容 |
|---|---|---|
| ランダム長 | 4000～16000、1注文につき2000の範囲 | 供給されるセクションの10%は、注文された範囲の最小値を下回ることがありますが、最小値の75%を下回ることはありません。 |
| ミル（または「不特定」）長 | すべて | +100 mm -0 |
| 精密長さ | <6000 | +5 mm -0 |
| ≥6000≤10000 | +15 mm -0 | |
| >10000 | +5 mm +1 mm / m -0 | |
| 注：お問い合わせとご注文の際には、必要な長さの種類と、長さまたは長さの範囲を適宜ご指示ください。あるいは、注文時に長さの公差を指定する。 | ||
AS1163 C450 / API 5L X52 Dual Specs Pipes
There is a lot of demand for dual-spec pipes, like AS1163 C450 and API 5L X52 materials, which are in short supply. Mechanic and chemical tests are done to show that these materials meet these standards. API 5L and AS1163 each have their own set of tests that must be done to make sure they meet their own tensile and fracture toughness standards. Hydrostatic pressure testing and non-destructive weld inspection are also done to find out how strong and safe the structure is.
