25.180 - Industrial furnaces

DB1304/T 436-2023 in English

VALID

Issued on:2023-08-21 | Implemented on:2023-08-30

DB1304/T 437-2023 in English

VALID

Issued on:2023-08-21 | Implemented on:2023-08-30

DB1304/T 438-2023 in English

VALID

Issued on:2023-08-21 | Implemented on:2023-08-30

DB37/ 785-2015 in English

VALID

Issued on:2015-03-23 | Implemented on:2015-09-23

DB41/T 900-2014 in English

SUPERSEDED

Issued on:2014-03-26 | Implemented on:2014-05-26

DB22/T 1759-2013 in English

VALID

Issued on:2013-02-06 | Implemented on:2013-06-01

SH/T 3423-2011 in English

High alloy cast tube and fitting of tubular heater in petrochemical engineering

VALID

Issued on:2011-05-18 | Implemented on:2010-06-01

SH/T 3422-2011 in English

Technical specification for stud tubes of tubular heater in petrochemical engineering

VALID

Issued on:2011-05-18 | Implemented on:2010-06-01

DB21/T 1798-2010 in English

VALID

Issued on:2010-04-27 | Implemented on:2010-05-27

DB44/T 458-2007 in English

VALID

Issued on:2007-12-05 | Implemented on:2008-07-01