1.1 Scope 1.1.1 These requirements apply to manually operated valves for high pressure natural gas. 1.1.2 These requirements do not apply to cylinder shut-off valves. 1.1.3 A valve that complies with the requirements for a Class A valve may b

定价： 637元 / 折扣价： 542 元

1 Scope 1.1 This Standard covers manual transfer panels having maximum ratings of 250 V, 60 A, for use in non-hazardous locations in accordance with the Canadian Electrical Code, Part I. 1.2 This Standard covers manual transfer panels that are inte

定价： 546元 / 折扣价： 465 元

1 Scope This part of ISO 10079 specifies safety and performance requirements for manually powered medical suction equipment intended for oro-pharyngeal suction. It covers equipment operated by foot or by hand or both (see Figure 1). Non-electrical suct

定价： 637元 / 折扣价： 542 元

1.1 Scope These requirements apply to manually lighted, natural gas, decorative gas appliances for installation in solid-fuel burning fireplaces, (see Part IV, Definitions), hereinafter referred to as appliances, for use with natural gas only, at a ma

定价： 4232元 / 折扣价： 3598 元

Scope Details test and examination criteria for manually lighted,natural gas,decorative gas appliances for installation in solid-fuel burning fireplaces for use with natural gas only at a maximun input ratings of 90,000 Btu/hr. These appliances do not in

定价： 774元 / 折扣价： 658 元

Scope Details test and examination criteria for manually lighted, natural gas, decorative gas appliances for installation in solid-fuel burning fireplaces for use with natural gas only at a maximum input ratings of 90,000 Btu/hr. These appliances do n

定价： 728元 / 折扣价： 619 元

定价： 3959元 / 折扣价： 3366 元

Scope Details test criteria for manually-operated electric gas ignition systems and ignitions system components which are intended to form an integral part of a gas appliance. An ignition system shall ignite gas at the main or pilot burner using eithe

定价： 3731元 / 折扣价： 3172 元

Scope Details test and examination criteria for manually operated electric gas ignition system which is intended to form an integral part of a gas appliance. An ignition system shall ignite gas at the main or pilot burner using either spark or hot surf

定价： 683元 / 折扣价： 581 元

1.1 Scope 1.1.1 This standard applies to manually-operated gas valves (see Part IV, Definitions), hereinafter referred to as valves, not exceeding 4 inches (102 mm) pipe size, and pilot shut-off devices (see Part IV, Definitions), hereinafter referred

定价： 3959元 / 折扣价： 3366 元

Scope Details test and examination criteria for manually operated gas valves which are substantially of the plug and body, or rotating disc type, and to valves of other types which will provide equivalent performance. The standard presents minimum lev

定价： 774元 / 折扣价： 658 元

Addenda 2 to ANSI Z21.15-1997/CGA 9.1-M97, Manually Operated Gas Valves for Appliances, Appliance Connector Valves and Hose End Valves

定价： 683元 / 折扣价： 581 元

1.1 Scope 1.1.1 This standard applies to newly produced manually operated shut-off valves for gas piping systems and constructed of entir ely new, unused parts and materials which: (a) are intended for use downstream of the distributors meter or r

定价： 1138元 / 折扣价： 968 元

Scope 1.1.1 This standard applies to newly produced manually-operated piezo-electric spark gas ignition systems (see Part IV, Definitions), hereinafter referred to as piezo ignition systems, and components constructed entirely of new, unused parts and

定价： 3640元 / 折扣价： 3094 元