HomeEngineeringAccording to Indian standard specifications, a plain carbon steel designated by 40 C8 means that the carbon content is 17499. According to Indian standard specifications, a plain carbon steel designated by 40 C8 means that the carbon content isBy Admin / September 13, 2025 0.04% 0.35 to 0.45% 0.4 to 0.6% 0.6 to 0.8% ✅ The correct answer is option B.
1. A fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm². Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin
2. Transformer cores are normally made from Leave a Comment / Basic Chemical Engineering MCQs, Chemical Engineering, Engineering / By Admin