微信公众号随时随地查标准

QQ交流1群(已满)

QQ群标准在线咨询2

QQ交流2群

购买标准后,可去我的标准下载或阅读

This PDF includes GI #2. 1. Scope 1.1 This Standard describes the minimum application requirements for asphalt strip shingles or low slope shingles on roofs with slopes from 1:6 to less than 1:3. Note: Roof Substrate and Ventilation Below Substrat

定价: 546元 / 折扣价: 465

在线阅读 收 藏

It includes GI #2. 1. Scope 1.1 This Standard applies to enclosed equipment that is to be permanently field connected to line or load circuits rated 750 V or less. 1.2 Minimum wiring space and wire bending space requirements are specified for f

定价: 455元 / 折扣价: 387

在线阅读 收 藏

定价: 7462元 / 折扣价: 6343

在线阅读 收 藏

Scope: Details test and examination criteria for automatic storage water
heaters with input ratings of 75,000 Btu per hour (21 980 W) or less for use with natural, manufactured and mixed gases, liquefied petroleum gases, and LP gas-air mixtures.

定价: 819元 / 折扣价: 697

在线阅读 收 藏

1.1 Scope 1.1.1This standard applies to newly produced, automatic storage water heaters having input ratings of 75,000 Btu per hour (21 980 W) or less (see Part IV, Definitions), hereinafter referred to as water heaters or appliances, constructed enti

定价: 728元 / 折扣价: 619

在线阅读 收 藏
6 条记录,每页 15 条,当前第 1 / 1 页 第一页 | 上一页 | 下一页 | 最末页  |     转到第   页